Increase throttle and turbo response while curing boost leaks
Increase throttle and turbo response while curing boost leaks
Revised diaphragm-based diverter valve
Converts factory diverter valve into a blow-off valve
Controls when excess gasoline vapors are pulled into the intake for burning
10X Entries Into Our F80 M3 Sweepstakes
Used when converting to custom catch cans or an aftermarket valve cover
Buy Integrated Engineering Software from 9/3/26 - 9/30/26 for a chance to win your Software for FREE!
Engineered to deliver consistent boost control even under the most demanding conditions
This product was last offered at the strikethrough price on
09-18-2026
Replaces the failure-prone factory diaphragm for rock-solid boost control
This product was last offered at the strikethrough price on
09-18-2026
Restore lost engine power, resolve underboost fault codes, and prevent compressor surge on your turbocharged Volkswagen or Audi.