Collection: AFTERMARKET ENGINE & TRANSMISSION ACCESSORIES

Premium Aftermarket Accessories for GM Engine and Transmission

Upgrade your vehicle’s performance with high‑quality aftermarket engine and transmission accessories designed for durability, precision, and power. From performance intakes and cooling components to upgraded clutches, torque converters, sensors, and mounts, our products help drivers get more reliability and responsiveness out of every ride.

Whether you’re restoring a classic, building a track-ready setup, or just improving daily drivability, our selection delivers enhanced horsepower, smoother shifting, better heat management, and longer component life. We focus on trusted brands, proven engineering, and parts that fit right the first time—so you can maintain, customize, or optimize your vehicle with confidence.

 

Enhance Performance with GM Engine Components

 

 

Aftermarket accessories designed for your GM engine can significantly improve overall vehicle performance and reliability. Whether you seek better fuel efficiency or increased horsepower, compatible engine parts offer tailored solutions for maintenance and upgrades. Choosing high-quality GM engine accessories ensures seamless fitment and durability, helping your vehicle perform at its best for longer periods. These components are engineered to meet or exceed OEM specifications, offering peace of mind while optimizing your engine’s power and longevity on the road.

 

 

Durable and Efficient GM Transmission Parts

 

 

Maintaining or upgrading your GM transmission with aftermarket accessories provides improved shifting smoothness and enhanced transmission life. These parts are crafted for durability and precision, ensuring reliable power transfer from engine to wheels. Selecting the right GM transmission accessories helps prevent costly repairs by reducing wear and tear. OEM-quality alternatives offer a cost-effective way to keep your transmission running efficiently without sacrificing performance or compatibility with your vehicle’s systems.

 

 

Benefits of Upgrading Your Engine and Transmission

 

 

Upgrading both your engine and transmission with aftermarket accessories can greatly improve your vehicle’s responsiveness and fuel economy. Well-selected parts contribute to reduced mechanical stress and heat generation, extending the lifespan of critical components. Such enhancements not only boost driving enjoyment but also preserve the value of your vehicle. By investing in quality GM engine and transmission accessories, you ensure your vehicle performs reliably, maintains smooth operation, and meets the demands of everyday driving and performance needs alike.

 

 

 

Enhance Performance with GM Engine Components

 

 

Aftermarket accessories designed for your GM engine can significantly improve overall vehicle performance and reliability. Whether you seek better fuel efficiency or increased horsepower, compatible engine parts offer tailored solutions for maintenance and upgrades. Choosing high-quality GM engine accessories ensures seamless fitment and durability, helping your vehicle perform at its best for longer periods. These components are engineered to meet or exceed OEM specifications, offering peace of mind while optimizing your engine’s power and longevity on the road.

 

 

Durable and Efficient GM Transmission Parts

 

 

Maintaining or upgrading your GM transmission with aftermarket accessories provides improved shifting smoothness and enhanced transmission life. These parts are crafted for durability and precision, ensuring reliable power transfer from engine to wheels. Selecting the right GM transmission accessories helps prevent costly repairs by reducing wear and tear. OEM-quality alternatives offer a cost-effective way to keep your transmission running efficiently without sacrificing performance or compatibility with your vehicle’s systems.

 

 

Benefits of Upgrading Your Engine and Transmission

 

 

Upgrading both your engine and transmission with aftermarket accessories can greatly improve your vehicle’s responsiveness and fuel economy. Well-selected parts contribute to reduced mechanical stress and heat generation, extending the lifespan of critical components. Such enhancements not only boost driving enjoyment but also preserve the value of your vehicle. By investing in quality GM engine and transmission accessories, you ensure your vehicle performs reliably, maintains smooth operation, and meets the demands of everyday driving and performance needs alike.

 

 

993 products

993 products

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  • Comp Cams UNIV CAM BEARING INSTAL KT

    Regular price $411.75 USD
    Regular price Sale price $411.75 USD
    FR SPORT Comp Cams universal camshaft bearing installation and removal tool, used for engine camshaft bearing service.
  • Comp Cams 11/32 VITON METAL BODY SEAL W/.500 GUIDE

    Regular price $25.95 USD
    Regular price Sale price $25.95 USD
    FR SPORT Comp Cams 11/32 VITON metal body engine valve stem oil seal set with .500 guide, shown in the image.
  • Comp Cams 5/16" VITON METAL BODY SEAL W/.530 GUIDE

    Regular price $35.95 USD
    Regular price Sale price $35.95 USD
    FR SPORT Comp Cams 5/16" VITON metal body valve stem oil seal set with guide, showing seals and guide components.
  • Comp Cams 3/8" High Energy Poly Lock

    Regular price $64.95 USD
    Regular price Sale price $64.95 USD
    FR SPORT Comp Cams 3/8" High Energy Poly Lock for engine rocker arm adjustment, shown in close-up with detailed metal components.
  • Comp Cams HI-TECH PUSHROD 3/8 9.400

    Regular price $254.31 USD
    Regular price Sale price $254.31 USD
    FR SPORT Comp Cams HI-TECH 3/8 inch engine push rod set with 9.400 length, designed for high-performance automotive engines.
  • Comp Cams Spring Seats,For LS 26918, w/.520" Guide

    Regular price $72.95 USD
    Regular price Sale price $72.95 USD
    Comp Cams engine valve spring seats for LS engines with .520" guide, designed for high-performance spring seat installation.
  • Comp Cams 11/32 Viton Metal Body Seal

    Regular price $17.95 USD
    Regular price Sale price $17.95 USD
    FR SPORT Comp Cams 11/32 Viton metal body engine valve stem oil seal set, durable rubber seal for valve components.
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  • Comp Cams Camshaft for Chevrolet 305-350 c.i. V8 1987-2002 (Except LT1/LT4)

    Regular price $612.17 USD
    Regular price Sale price $612.17 USD
    FR SPORT Comp Cams engine camshaft for Chevrolet 305-350 V8 1987-2002, showing the metal shaft and gear components.
  • Comp Cams CS ROLLER .180 OFFSET LEFT

    Regular price $78.95 USD
    Regular price Sale price $78.95 USD
    FR SPORT Comp Cams CS Roller .180 Offset Left engine valve lifter showing detailed roller and metal components for automotive performance.
  • Comp Cams Chrysler Pro-Magnum Retro-Fit Roller Lifters

    Regular price $809.73 USD
    Regular price Sale price $809.73 USD
    FR SPORT Comp Cams Chrysler Pro-Magnum Retro-Fit Roller Lifter Kit for engine valves, shown in the image
  • Comp Cams Shaft Rocker Arms

    Regular price $12.95 USD
    Regular price Sale price $12.95 USD
    FR SPORT Comp Cams shaft rocker arms engine rocker arm nut, durable metal construction for performance engine components
  • Comp Cams A-CRS-CRB-HYD. LIFTER

    Regular price $104.95 USD
    Regular price Sale price $104.95 USD
    FR SPORT Comp Cams engine valve lifter kit with hydraulic lifters for automotive engine performance.
  • Comp Cams VALVE SEAL, 5/16" VITON FOR .425

    Regular price $59.95 USD
    Regular price Sale price $59.95 USD
    FR SPORT Comp Cams engine valve stem oil seal set with 5/16-inch Viton valve seals for .425 engine applications.
  • Comp Cams HI-TECH PUSHROD 5/16 8.425

    Regular price $24.95 USD
    Regular price Sale price $24.95 USD
    FR SPORT Comp Cams HI-TECH 5/16 engine pushrod with 8.425 length, designed for high-performance automotive engines.
  • Comp Cams Chrysler 440 W/ Adjustable Rockers

    Regular price $22.95 USD
    Regular price Sale price $22.95 USD
    FR SPORT Chrysler 440 engine push rod with adjustable rockers, designed for high-performance automotive engine modifications.
  • Comp Cams P Timing Chain Set

    Regular price $59.14 USD
    Regular price Sale price $59.14 USD
    FR SPORT Comp Cams engine timing chain set for automotive timing chain replacement, includes durable metal components.