For Clutch Masters 850 series 8.5" Twin Disc Clutch Kits
For Clutch Masters 850 series 8.5" Twin Disc Clutch Kits
Know your exact ethanol content in real-time via the Fuel-It! or JB4 mobile app on your smartphone or tablet. For Fuel-It! brand port injection configs.
Plug & play power — gain up to 40 horsepower on a stock car, 70+ horsepower on a modified car!
Not for sale or use in the state of California.
This product was last offered at the strikethrough price on
05-19-2026
Everything you need to upgrade your S55 with B58 high-performance ignition coils!
Add some design flare to your engine bay!
Add some design flare to your engine bay!
Secure the safety of your engine with a Crank Bolt Capture Plate.
Replace your Stock Main Bearings with 5150's Upgraded Alternative!
The ultimate supplementary fueling kit for the S55 engine!
A performance, manual short shifter that gives you the quick and easy shifts you are looking for, without breaking the bank!
Protect your engine from catastrophic damage and upgrade your accessory belt with this Enthusiast Bundle!
Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!
This product was last offered at the strikethrough price on
05-05-2026
Keep your S55 running cool and reliably with CTS Turbo Front Mount Heat Exchanger.
861 CFM. High performance puller fan with straight blades.
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
08-22-2026
Higher flow, higher performance - oil-free, washable and reuseable!
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
08-22-2026
This product was last offered at the strikethrough price on
05-02-2026
Add power and improve throttle response with this top of the line performance intake system!