Stiffer bushings will allow smoother movement
Stiffer bushings will allow smoother movement
Two required per valve, necessary for use with certain supertech valves
Poly insert bushing
This product was last offered at the strikethrough price on
08-31-2026
Service kit for FMDv004
This product was last offered at the strikethrough price on
09-18-2026
Uprated valve guides used in the cylinder head : Manganese Bronze Metal : +0.038mm - .0015")
Added protection for your WMI setup
Set of rings for one piston in 77.50mm size
Stainless Steel exhaust tip featuring a 80MM Inlet & a 4.0" Double Wall, Slant Cut Outlet, Single Clamp On Tip
10X Entries Into Our F80 M3 Sweepstakes
Please note this is a universal tip. You MUST measure your exhaust before ordering to verify fitment for your application.
This product was last offered at the strikethrough price on
05-02-2026
Allows your JB4 to control a WMI pump and solenoid for dynamic progressive flow mapping!
For use in setups where charge pipe injection is being utilized.
Includes all hardware needed to keep valve functioning like new
This product was last offered at the strikethrough price on
09-18-2026
1/4" tee fitting for water/methanol lines
Reduce turbo changer heat that can melt the valve cover and warp the hood scoop
Upgraded Silicone hoses and short section: noise generator delete on earlier engines
This product was last offered at the strikethrough price on
10-01-2026
Runs from the turbocharger's outlet to the intercooler's inlet
This product was last offered at the strikethrough price on
10-01-2026
Upgraded Silicone hoses and short section: noise generator delete on earlier engines
This product was last offered at the strikethrough price on
10-01-2026
Built to last with 304 stainless steel and engineered for dyno-proven power gains. Scorpion proves performance exhaust doesn't need to be intolerably loud to sound great.