Engineered not only for high-horsepower, big turbo builds, but also to offer noticeable improvements in low-end and midrange power.
2X Entries Into Our F80 M3 Sweepstakes
Stock sized valve head diameter, factory triple groove keeper setup - Includes Supertech valves and IE valve seals
10X Entries Into Our F80 M3 Sweepstakes *Existing factory triple-groove valve keepers are to be reused*
Includes a new alternator, power steering and crank pulley that allows you to use a stock belt.
10X Entries Into Our F80 M3 Sweepstakes Vehicles with clutched alternator pulley require hardware kit - ES271279 for installation
Brand:
ES#:
420
Mfg#:
MK44CPK
Ships on Mar 8, 2027
ON SALE!
SAVE 20%
$304.99
This product was last offered at the strikethrough price on 06-13-2026
The Race Port is famous for being an amazingly small and light BOV for turbocharged competition level engines
*General use blow off valve for custom big turbo applications - Not a direct fit valve*
Worn mounts, bushings, and other drivetrain components rob performance. Replace or upgrade your drivetrain with our extensive catalog of mounts, bushings, clutch kits, and more.
Lifetime Replacement
