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Products
6.0L Powerstroke Diesel EGR Bypass Delete Kit&Intake Elbow Black Power stroke Diesel For 03-07 Ford F250 F350 F450 F550
$187.89
Product Description100% Brand new,never been usedProfessional installation is highly recommend.(No Instruction Included)EGR BYPASS DELETE KITMade of Highest Quality Stainless SteelDoes not Require Removal of Turbo, Intake Manifold or Up PipeCNC Machined Billet Aluminum and Stainless SteelCompletely Replaces EGR System, No other Parts RequiredPressure Tested and Guaranteed not to LeakAll DPF/EGR-OFF tuning products are STRICTLY FOR RACE USE ONLY.INTAKE ELBOW KITColor: BlackMandrel bent tubing(2) 1/8" NPT bungs installedFully TIG welded and pressure testedO-Ring seal designed to handle any boost pressureFitmentFits Ford 6.0L V8 Diesel Turbo Engines2003-2007 F250 F350 F450 F5502003-2007 Excursion2005-2010 E-Series VansPackage Includes1X EGR Bypass Delete Kit1X Intake Elbow Kit
In addition, we are looking for long-term cooperative auto parts agents. We are mainly engaged in auto parts of American models, lawn mower parts, ATV, UTV parts, RV parts, ship parts and tool goods. If you need other products, please contact us and we will give you unexpected prices.
EGR Delete Kit – Intake & Exhaust Block-Off Plates | Fits Toyota 20R / 22R / 22RE | CNC Aluminum | Off-Road Use Only | Includes Gaskets
$72.37
EGR Delete Kit – Toyota 20R / 22R / 22RE Engines
This complete EGR delete kit is designed to eliminate the Exhaust Gas Recirculation system on Toyota 4-cylinder engines. It improves performance, reduces engine temperatures, and prevents carbon buildup in the intake manifold.
Key Features
Material: CNC-machined 6061-T6 aluminum alloy
Finish: Anodized surface – corrosion and heat resistant
Includes: Intake block-off plate, exhaust block-off plates, air plug, gaskets
Function: Eliminates EGR flow, reduces soot buildup, improves throttle response
Installation: Bolt-on design – may require resistor for EGR temp sensor bypass
Fitment Compatibility
Engines: Toyota 20R / 22R / 22RE
Years: 1975–1995
Fuel Systems: Compatible with EFI and carbureted models
Note: Not compatible with 22RET turbocharged platforms
Package Includes
2 × Exhaust manifold block-off plates
1 × Intake EGR block-off plate
1 × EFI plenum block-off plate
1 × Air plug
3 × Gaskets
Installation Notes
Remove EGR valve and associated tubing
Install block-off plates using included gaskets
Use 10K resistor to bypass EGR temp sensor if equipped
Estimated install time: 1–2 hours
⚠️ Legal Disclaimer
This product is intended for off-road or closed-course competition use only
Not compliant with EPA or CARB emissions standards
May trigger check engine light without proper bypass
EGR Delete Kit with Intake Elbow – Fits Ford F250 / F350 / F450 / F550 6.4L Powerstroke Diesel (2008–2010) | Aluminum TIG Welded | VIN R
$108.00
EGR Delete Kit – Ford 6.4L Powerstroke (2008–2010)
This complete EGR delete kit removes the factory exhaust gas recirculation system from your Ford 6.4L Powerstroke engine, improving performance, reliability, and airflow. Ideal for off-road and race-use applications.
Key Features
Material: TIG-welded aluminum alloy + high-temp silicone seals
Includes: Intake elbow, exhaust baffle, brass barb connector, coolant plugs, gaskets, bolts, hose clamps
Function: Eliminates EGR flow, reduces soot buildup, lowers exhaust gas temperatures
Improves: Turbo spool-up, throttle response, fuel economy
Fitment Compatibility
Ford Super Duty: 2008–2010
F-250 / F-350 / F-450 / F-550
Engine: 6.4L OHV V8 Powerstroke Turbo Diesel – VIN Code “R”
Note: Not compatible with California CARB-certified vehicles
Package Includes
1 x Intake Elbow
1 x Exhaust Block-Off Plate
1 x Exhaust Gasket
1 x Brass Barb Hose Connector
2 x Coolant Line Plugs
2 x Plastic Hose Routing Clips
2 x M10-1.25 × 20 Hex Bolts
4 x M10-1.25 × 40 Hex Bolts (Intake Manifold)
4 x M6-1.25 × 25 Flanged Hex Bolts
Installation Notes
Professional installation recommended
Requires removal of EGR valve and cooler
ECU tuning required to prevent check engine light
Shipping & Warranty
Free shipping within USA
Estimated delivery: Mon, Sep 29 – Thu, Oct 2
30-day return policy
2-year product guarantee
Engine Valve Rocker Arm Set – Dual Intake & Exhaust | Fits Ford F250 / F350 / F450 / F550 6.4L Powerstroke Diesel (2008–2010) | OEM# 8C3Z6A588A / 8C3Z6564D
$197.00
Engine Valve Rocker Arm Set – Ford 6.4L Powerstroke (2008–2010)
This 4-piece rocker arm set is engineered for Ford’s 6.4L Powerstroke diesel engines, featuring dual intake and exhaust configuration for optimal valve timing and reduced friction. Ideal for restoring top-end performance and reliability.
Key Features
OEM Reference: 8C3Z6A588A / 8C3Z6564D / 8C3Z6564C / 8C3Z6A588B
Material: Forged steel with roller bearing design
Finish: Anti-rust coating – heat & wear resistant
Configuration: Dual intake & exhaust rocker arms
Function: Restores valve lift accuracy, reduces wear
Fitment Compatibility
Ford Super Duty: F250 / F350 / F450 / F550
Years: 2008–2010
Engine: 6.4L OHV V8 Powerstroke Diesel – VIN Code “P”
Note: Compatible with hydraulic lifters and factory rocker arm carrier
Package Includes
4 x Engine Valve Rocker Arms (Dual Intake & Exhaust)
Installation Notes
Direct-fit replacement – no machining required
Torque to factory spec using OEM service manual
Recommended: Replace pushrods and inspect lifters during installation
Shipping & Warranty
Free shipping within USA
Estimated delivery: Mon, Sep 29 – Thu, Oct 2
30-day return policy
2-year product guarantee
EGR Delete Kit High Flow Intake Elbow Pipe Tube for 6.6 Duramax LBZ Chevy Silverado GMC Sierra 2500 3500 HD 6.6 2006 2007
$279.99
Application: for GMC Sierra 2500 3500 HD 2006-04/2007 for Chevrolet Silverado 2500 3500 HD 2006-04/2007 for Chevy Silverado 2500 HD 6.6L V8 Diesel Turbo Duramax LBZ, VIN "D, 2, 6" 2006-04/2007 for Chevy Silverado 3500 HD 6.6L V8 Diesel Turbo Duramax LBZ, VIN "D, 2, 6" 2006-04/2007 for Chevy Silverado 3500 6.6L V8 Diesel Turbo Duramax LBZ, VIN "D, 2, 6" 2006-04/2007 for GMC Sierra 2500 HD 6.6L V8 Diesel Turbo Duramax LBZ, VIN "D, 2, 6" 2006-04/2007 for GMC Sierra 3500 HD 6.6L V8 Diesel Turbo Duramax LBZ, VIN "D, 2, 6" 2006-04/2007 for GMC Sierra 3500 6.6L V8 Diesel Turbo Duramax LBZ, VIN "D, 2, 6" 2006-04/2007 Package Included 1x High Flow Intake Elbow Tube 1x Exhaust Block Off Plate 1x Coolant Hose 2x Hose Clamps 1x Flange Hex Bolt - M8 x 20mm 2x Cap Bolts - M8 x 25mm 2x Hex Bolts - M8 x 20mm 3x Hex Bolts - M10 x 20mm 1x High Flow Intake Elbow Rubber Seal (O Ring) Accessories: You will get exactly as shown in the picture above Description Placement on Vehicle: Front High Flow Intake System - EGR Delete Does not Require Removal of Turbo, Intake Manifold or Up Pipe Condition: 100% Brand New Warranty: 2 Years
In addition, we are looking for long-term cooperative auto parts agents. We are mainly engaged in auto parts of American models, lawn mower parts, ATV, UTV parts, RV parts, ship parts and tool goods. If you need other products, please contact us and we will give you unexpected prices.
EGR Valve Delete Kit Power stroke Diesel with Intake Elbow for 08-10 Ford F250 350 450 550 6.4L Powerstroke Diesel
$96.59
Repair garages and middlemen can contact us to get wholesale prices
Product Description
100% Brand New, Never been used.
Made of high quality material
Increases fuel economy
Reduces turbo lag
Increases throttle response
Professional Installation is Highly Recommended (No Instruction Included)
Fitment
08-10 FORD F-250 SUPER DUTY 6.4L 391ci OHV V8 POWERSTROKE DIESEL TURBO, VIN "R"
08-10 FORD F-350 SUPER DUTY 6.4L 391ci OHV V8 POWERSTROKE DIESEL TURBO, VIN "R"
08-10 FORD F-450 SUPER DUTY 6.4L 391ci OHV V8 POWERSTROKE DIESEL TURBO, VIN "R"
08-10 FORD F-550 SUPER DUTY 6.4L 391ci OHV V8 POWERSTROKE DIESEL TURBO, VIN "R"
10-10 FORD F-550 6.4L 6400cc 391ci OHV V8 POWERSTROKE DIESEL TURBO, VIN "R"
Package Includes
1pc Exhaust Block-Off Plate
1pc Exhaust Gasket
2pc Coolant Line Plugs
1pc Brass Barbed Hose Connector
1pc Stand-Off Spacer
4pc M10-1.25 x 40 Hex Head Bolts (Exhaust Manifold)
2pc M10-1.25 x 20 Hex Head Bolts
4pc M6-1.25 x 25 Flanged Hex Head Bolts
2pc Plastic Hose Routing Clips
1pc Intake Elbow
In addition, we are looking for long-term cooperative auto parts agents. We are mainly engaged in auto parts of American models, lawn mower parts, ATV, UTV parts, RV parts, ship parts and tool goods. If you need other products, please contact us and we will give you unexpected prices.
EGR Delete Kit with Radiating Pipe & Intake Damper | Fits Ford F250 / F350 / F450 / F550 6.7L Powerstroke Diesel (2011–2019) | TIG Welded | VIN T
$224.00
EGR Delete Kit – Ford 6.7L Powerstroke (2011–2019)
This complete EGR delete kit removes the factory exhaust gas recirculation system from your Ford 6.7L Powerstroke engine, improving performance, reliability, and airflow. Ideal for off-road and race-use applications.
Key Features
Material: TIG-welded aluminum alloy + stainless steel + high-temp silicone
Includes: Intake damper, exhaust manifold barrier plate (EGT sensor ready), coolant closing panel, radiating pipe, hose clamp, vacuum cover, pressure sensor bracket + hardware
Function: Eliminates EGR flow, reduces soot buildup, lowers exhaust gas temperatures
Improves: Turbo spool-up, throttle response, fuel economy, coolant temperature (drops ~5–8°C)
Fitment Compatibility
Ford Super Duty: F250 / F350 / F450 / F550
Years: 2011–2019
Engine: 6.7L OHV V8 Powerstroke Turbo Diesel – VIN Code “T”
Note: Not compatible with California CARB-certified vehicles or Cab & Chassis commercial platforms
Package Includes
1 x Exhaust Manifold Barrier Plate (EGT sensor ready)
1 x Intake Damper
1 x Coolant Closing Panel
1 x Radiating Pipe
1 x Stainless Steel Hose Clamp
1 x Vacuum Cover
1 x Pressure Sensor Bracket
1 x Pressure Sensor Bracket Hardware
3 x M8 Bolts
3 x M8 Flat Washers
3 x Zip Ties
Installation Notes
Professional installation recommended
Requires removal of EGR valve and cooler
ECU tuning required to prevent check engine light
Shipping & Warranty
Free shipping within USA & Australia
Estimated delivery: Mon, Sep 29 – Thu, Oct 2
30-day return policy
2-year product guarantee
EGR Delete Kit with Coolant Bypass & Intake Damper | Fits Ford F250 / F350 / F450 / F550 6.7L Powerstroke Diesel (2011–2019) | TIG Welded | VIN T
$179.00
EGR Delete Kit – Ford 6.7L Powerstroke (2011–2019)
This complete EGR delete kit removes the factory exhaust gas recirculation system from your Ford 6.7L Powerstroke engine, improving performance, reliability, and airflow. Ideal for off-road and race-use applications.
Key Features
Material: CNC-machined aluminum alloy + stainless steel + high-temp silicone
Welding: TIG welded, pressure tested
Includes: Intake damper, exhaust manifold barrier plate (pre-welded for EGT sensor), coolant closing panel, hose clamp, vacuum cover, pressure sensor bracket + hardware
Function: Eliminates EGR flow, reduces soot buildup, lowers exhaust gas temperatures
Improves: Turbo spool-up, throttle response, fuel economy, coolant temperature (drops ~5°C)
Fitment Compatibility
Ford Super Duty: F250 / F350 / F450 / F550
Years: 2011–2019
Engine: 6.7L OHV V8 Powerstroke Turbo Diesel – VIN Code “T”
Note: Not compatible with California CARB-certified vehicles or Cab & Chassis commercial platforms
Package Includes
1 x Exhaust Manifold Barrier Plate (EGT sensor ready)
1 x Intake Damper
1 x Coolant Closing Panel
1 x Stainless Steel Hose Clamp
1 x Vacuum Cover
1 x Pressure Sensor Bracket
1 x Pressure Sensor Bracket Hardware
3 x M8 Bolts
3 x M8 Flat Washers
3 x Zip Ties
Installation Notes
Professional installation recommended
Requires removal of EGR valve and cooler
ECU tuning required to prevent check engine light
Shipping & Warranty
Free shipping within USA & Australia
Estimated delivery: Tue, Sep 23 – Fri, Sep 26
30-day return policy
2-year product guarantee
EGR Delete Kit – Intake & Exhaust Block-Off Plates | Fits Chevy Camaro LS1 / LS6 (1999–2002) | CNC 6061-T6 Aluminum | Anodized Finish
$72.00
EGR Delete Kit – Chevy Camaro LS1 / LS6 (1999–2002)
This precision-machined EGR delete kit removes the factory exhaust gas recirculation system from your LS1 or LS6 engine, improving airflow, throttle response, and engine cleanliness. Ideal for off-road and performance builds.
Key Features
Material: CNC-machined 6061-T6 aircraft-grade aluminum
Finish: Anodized coating – corrosion-resistant, high-temp stable
Includes: 3 block-off plates (intake & exhaust), 1 intake plug, 1 O-ring, 7 stainless steel bolts
Function: Eliminates EGR flow, reduces carbon buildup, improves idle and throttle response
Fitment Compatibility
Chevrolet Camaro: 1999–2002
Trims: Z28 / SS
Engines: LS1 / LS6
Transmissions: T56 manual / 4L60E automatic
Note: Compatible with factory intake manifold. ECU tuning recommended to disable EGR logic.
Package Includes
3 x EGR Block-Off Plates
1 x Intake Plug
1 x O-Ring Seal
7 x Stainless Steel Bolts
Installation Notes
Direct bolt-on installation
Requires removal of EGR valve and associated tubing
ECU tuning recommended to prevent check engine light
Shipping & Warranty
Free shipping within USA & Australia
Estimated delivery: Mon, Sep 29 – Thu, Oct 2
30-day return policy
2-year product guarantee
EGR Delete Kit High FLOW Intake Elbow Pipe Tube for Chevy Silverado GMC Sierra 2500 3500 HD Duramax 6.6 LMM Diesel 2007 2008 2009 2010
$319.99
6.6L LMM Fitment Guide: GMC: Sierra 2500 3500 HD 2007.5-2010 Chevrolet: Silverado 2500 3500 HD 2007.5-2010 Items Included in Kit: 2 Black Billet Intake Block Off Plate with O-ring 1 Exhaust Block Off Plate 1 Intake Support Bracket 1 Support Bracket Washer 2 Hose Clamps 2 M8 Flange Nuts 2 M8 x 20 Cap Head Bolts 2 M8 x 30 Cap Head Bolts 2 M8 x 25 Hex Head Bolts 2 M10 x 20 Hex Head Bolts 1 “U” Shaped Black Coolant Tube 1PC HIGH FLOW INTAKE ELBOW 1PC HIGH FLOW INTAKE ELBOW RUBBER SEAL (O RING)
In addition, we are looking for long-term cooperative auto parts agents. We are mainly engaged in auto parts of American models, lawn mower parts, ATV, UTV parts, RV parts, ship parts and tool goods. If you need other products, please contact us and we will give you unexpected prices.
EGR Delete Kit – Intake Block-Off & Coolant Bypass | Fits Dodge Ram 3500 / 4500 / 5500 6.7L Cummins Cab & Chassis (2013–2018) | TIG Welded | VIN L
$79.00
EGR Delete Kit – Dodge Ram 6.7L Cummins Cab & Chassis (2013–2018)
This complete EGR delete kit removes the factory exhaust gas recirculation system from your Ram Cab & Chassis 6.7L Cummins engine, improving performance, reliability, and airflow. Designed for off-road and race-use applications only.
Key Features
Material: TIG-welded aluminum alloy + high-temp silicone seals
Includes: Intake block-off plate, exhaust manifold plate (EGT probe ready), billet standpipe cap, billet block plug, coolant bypass hose, gaskets, bolts
Function: Eliminates EGR flow, reduces soot buildup, lowers exhaust gas temperatures
Improves: Turbo spool-up, throttle response, fuel economy, coolant temperature (drops ~5–8°C)
Fitment Compatibility
Dodge Ram Cab & Chassis: 3500 / 4500 / 5500
Years: 2013–2018
Engine: 6.7L L6 OHV Cummins Turbo Diesel – VIN Code “L”
Note: Not compatible with pickup trucks or California CARB-certified vehicles
Package Includes
1 x Intake Block-Off Plate
1 x Exhaust Manifold Plate (EGT probe ready)
1 x Billet Standpipe Cap
1 x Billet Block Plug
1 x Coolant Bypass Hose
4 x Gaskets
6 x Mounting Bolts
Installation Notes
Professional installation recommended
Requires removal of EGR valve and cooler
ECU tuning required to prevent check engine light
Shipping & Warranty
Free shipping within USA & Australia
Estimated delivery: Mon, Sep 29 – Thu, Oct 2
30-day return policy
2-year product guarantee
EGR Delete Kit – Intake Block-Off & Coolant Bypass | Fits Dodge Ram 2500 / 3500 / 4500 / 5500 6.7L Cummins Diesel (2007–2009) | Aluminum TIG Welded | VIN A
$121.00
EGR Delete Kit – Dodge Ram 6.7L Cummins (2007–2009)
This complete EGR delete kit removes the factory exhaust gas recirculation system from your Dodge Ram 6.7L Cummins engine, improving performance, reliability, and airflow. Ideal for off-road and race-use applications.
Key Features
Material: TIG-welded aluminum alloy + high-temp silicone seals
Includes: Intake block-off plate, coolant bypass hose, mounting bracket, bolts, washers, nuts, hose clamps
Function: Eliminates EGR flow, reduces soot buildup, lowers exhaust gas temperatures
Improves: Turbo spool-up, throttle response, fuel economy
Fitment Compatibility
Dodge Ram: 2500 / 3500 / 4500 / 5500
Years: 2007–2009
Engine: 6.7L L6 OHV Cummins Turbo Diesel – VIN Code “A”
Note: Not compatible with Cab & Chassis models or California CARB-certified vehicles
Package Includes
1 x Intake Block-Off Plate
1 x Coolant Bypass Hose
1 x Mounting Bracket
2 x Hose Clamps
4 x Bolts
2 x Lock Washers
2 x Flat Washers
2 x Nuts
3 x Exhaust Closing Plates
Installation Notes
Professional installation recommended
Requires removal of EGR valve and cooler
ECU tuning required to prevent check engine light
Shipping & Warranty
Free shipping within USA & Australia
Estimated delivery: Mon, Sep 29 – Thu, Oct 2
30-day return policy
2-year product guarantee
EGR Delete Kit – Intake & Exhaust Block-Off | Fits Ford 6.0L Powerstroke Diesel (2003–2007) | F250–F550 / Excursion / E-Series | Stainless Steel & Billet Aluminum | Off-Road Use Only
$79.99
EGR Delete Kit – Ford 6.0L Powerstroke Diesel (2003–2007)
This complete EGR delete kit is engineered to eliminate the failure-prone EGR system on Ford 6.0L diesel engines. It improves performance, reduces engine temperatures, and prevents coolant leaks and carbon buildup.
Key Features
Material: TIG-welded 304 stainless steel + CNC-machined billet aluminum
Includes: Intake block-off plate, exhaust up-pipe, coolant bypass fittings, mounting hardware, gaskets
Function: Removes EGR valve and cooler – improves airflow and reliability
Design: Bolt-on fitment – no welding required
Fitment Compatibility
Ford F-Series: F250 / F350 / F450 / F550 (2003–2007)
Ford Excursion: 2003–2005
Ford E-Series Vans: E250 / E350 / E450 (2005–2010)
Engine: 6.0L Powerstroke Diesel
Note: Not compatible with Cab & Chassis platforms or updated EGR retrofit systems
Package Includes
1 × Intake block-off plate
1 × Exhaust up-pipe (welded flange)
1 × Coolant bypass fitting
1 × Air plug
Gaskets, bolts, washers, nuts
Installation Notes
Disconnect battery and drain coolant before installation
Remove EGR valve, cooler, and associated tubing
Install block-off plates and bypass fittings
ECU tuning recommended to avoid check engine light
Estimated install time: 2–3 hours
⚠️ Legal Disclaimer
This product is intended for off-road or closed-course competition use only
Not compliant with EPA or CARB emissions standards
May void manufacturer warranty – consult your dealer before installation
EGR & Throttle Valve Delete Kit – Intake Block-Off + Coolant Bypass | Fits Dodge Ram 2500 / 3500 6.7L Cummins Diesel (2007–2009) | Stainless Steel + CNC Billet | Off-Road Use Only
$149.89
EGR & Throttle Valve Delete Kit – Dodge Ram 6.7L Cummins (2007–2009)
This complete EGR and throttle valve delete kit removes restrictive emissions components from your 6.7L Cummins engine, improving airflow, lowering EGTs, and enhancing throttle response. Ideal for off-road and performance builds.
Key Features
Material: TIG-welded 304 stainless steel + CNC-machined billet aluminum
Includes: Intake block-off plates, throttle valve delete, coolant bypass hose, support bracket, gaskets, bolts
Ports: Pre-drilled for optional EGT probe installation
Function: Eliminates EGR valve, cooler, and throttle valve actuator
Design: Bolt-on fitment – no welding required
Fitment Compatibility
Dodge Ram 2500: 2007–2009 | 6.7L Cummins Turbo Diesel
Dodge Ram 3500: 2008–2009 | 6.7L Cummins Turbo Diesel
Note: Not compatible with Cab & Chassis platforms or EGR-retained configurations
Package Includes
1 × EGR Valve Cooler Delete Kit
1 × Throttle Valve Delete Tube
1 × Throttle Valve Gasket
1 × Support Bracket
1 × Coolant Hose
2 × Hose Clamps
3 × Block-Off Plates
Mounting Hardware (bolts, washers, nuts)
Installation Notes
Disconnect battery and drain coolant before installation
Remove EGR valve, cooler, throttle valve, and associated tubing
Install block-off plates and bypass hose
Race tuning required to disable EGR and throttle valve functions
Estimated install time: 2–3 hours
Restore Performance & Reliability
Improves Airflow: Removes intake restrictions for smoother combustion
Lowers EGTs: Reduces exhaust gas temperatures by up to 150°F
Boosts Throttle Response: Eliminates actuator lag and airflow obstruction
Supports Tuning: Ideal for performance builds and towing applications
EGR Delete / Block Off 3pcs Kit – Fits GMC Sierra 4.3L & 5.7L CPI Vortec | 1996–2009
$62.99
EGR Delete / Block Off Kit for Chevy Silverado & Suburban
This 3-piece EGR delete block off kit is designed to eliminate the exhaust gas recirculation system on select GMC Sierra models with 4.3L or 5.7L CPI Vortec engines. By removing the EGR pathway, this kit improves intake airflow, reduces carbon buildup, and enhances throttle response.
Key Benefits
Eliminates EGR flow for cleaner combustion
Improves engine performance and airflow
Reduces carbon deposits and intake contamination
Simple bolt-on installation
Fitment Compatibility
GMC Sierra (1996–2009)
What's Included
1 x EGR block off plate
1 x intake plug
1 x exhaust block off plate
Notes
For off-road or racing use only
May trigger check engine light if not tuned
Professional installation recommended
Restore Engine Efficiency
By removing the EGR system, this kit helps restore lost horsepower and ensures cleaner combustion, especially on older CPI Vortec engines.