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 Chrysler High Energy Pushrod

    Regular price $92.50 USD
    Regular price Sale price $92.50 USD
    FR SPORT Comp Cams Chrysler High Energy Pushrod Set for engine valve operation, shown in a close-up image.
  • Comp Cams Camshaft, Hydraulic Roller Tappet, Advertised Duration 265/273, Lift .

    Regular price $600.17 USD
    Regular price Sale price $600.17 USD
    FR SPORT hydraulic roller camshaft with 265/273 advertised duration and lift for engine performance, shown with detailed metal construction.
  • Comp Cams CS NR276HR-113

    Regular price $612.17 USD
    Regular price Sale price $612.17 USD
    FR SPORT Comp Cams CS NR276HR-113 engine camshaft with detailed metal gear and lobes, designed for performance engines.
  • Comp Cams FLASK-100cc x 1cc GRADUATED

    Regular price $59.16 USD
    Regular price Sale price $59.16 USD
    FR SPORT Comp Cams 100cc graduated cylinder for engine cylinder head volume measurement, 1cc increments, precise tool for engine work
  • Comp Cams Magnum Roller Rocker Arm: Chevy; 10mm Stud, 1.6 Ratio

    Regular price $19.88 USD
    Regular price Sale price $19.88 USD
    FR SPORT Chevy Comp Cams Magnum roller rocker arm with 10mm stud and 1.6 ratio, showing detailed metal construction for engine performance.
  • Comp Cams HI-TECH PUSHROD 5/16 7.500

    Regular price $20.95 USD
    Regular price Sale price $20.95 USD
    FR SPORT Comp Cams HI-TECH engine push rod, 5/16 inch diameter, 7.500 inches length, high-performance automotive part
  • Comp Cams HI-TECH PUSHROD 5/16 6.650

    Regular price $219.76 USD
    Regular price Sale price $219.76 USD
    FR SPORT Comp Cams HI-TECH 5/16-inch engine pushrod set with 6.650 length, shown in a close-up image.
  • Comp Cams 3/8" BALL

    Regular price $29.95 USD
    Regular price Sale price $29.95 USD
    FR SPORT Comp Cams 3/8-inch engine rocker arm ball showing shiny metal surface and precise ball shape for automotive performance.
  • Comp Cams HI-TECH PUSHROD 3/8 7.850

    Regular price $266.66 USD
    Regular price Sale price $266.66 USD
    FR SPORT Comp Cams HI-TECH Pushrod set, 3/8 inch diameter, 7.850 length, engine push rods in a set.
  • Comp Cams OL HIGH ENERGY ROCKER ARMS

    Regular price $269.86 USD
    Regular price Sale price $269.86 USD
    Comp Cams OL High Energy Engine Rocker Arm Kit by FR SPORT, showing the durable metal rocker arms for performance engines.
  • Comp Cams 3/8 4130 .080 10.750

    Regular price $18.95 USD
    Regular price Sale price $18.95 USD
    FR SPORT Comp Cams 3/8 4130 steel engine push rod with .080 wall thickness, 10.750 inches long, for high-performance engines
  • Comp Cams Id Spring Seat 1.5*570*715

    Regular price $72.95 USD
    Regular price Sale price $72.95 USD
    FR SPORT Comp Cams engine valve spring seat, 1.5 inch diameter, 570 mm height, 715 mm length, close-up view of metal component
  • Comp Cams CBVI XM284HR-12

    Regular price $612.17 USD
    Regular price Sale price $612.17 USD
    FR SPORT Comp Cams CBVI XM284HR-12 engine camshaft with metal lobes and gear for performance automotive applications
  • Comp Cams 1.255 HI-PERF VALVE SPRING

    Regular price $25.95 USD
    Regular price Sale price $25.95 USD
    FR SPORT Comp Cams 1.255 Hi-Perf Engine Valve Spring showing coil design and branding for high-performance engine applications.
  • Comp Cams Pont Billet Set w/9 Keyway

    Regular price $155.45 USD
    Regular price $155.45 USD Sale price $155.45 USD
    FR SPORT Comp Cams Pont Billet Engine Timing Set with 9 Keyway for precise valve timing and durable performance
  • Comp Cams CB High Energy Rocker Arm

    Regular price $174.62 USD
    Regular price Sale price $174.62 USD
    FR SPORT Comp Cams CB High Energy Engine Rocker Arm Kit showing durable metal rocker arms with branding and detailed construction.