A great upgrade for stock to mildly tuned engines
2X Entries For Our 25th Anniversary Sweepstakes!
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A great upgrade for stock to mildly tuned engines
2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Cure the boost leak and restore power
From VIN 8D-X-200001, split is in the 1999 model year
This product was last offered at the strikethrough price on
02-21-2026
Revised diaphragm-based diverter valve
Cure the boost leak and restore power
Up to VIN 8D-X-199999, split is in the 1999 model year
Cure the boost leak and restore power
We Price Match - Give Us A Call or Chat!
From VIN 8D-X-200001, split is in the 1999 model year
Cure the boost leak and restore power
From VIN 8D-X-200001, split is in the 1999 model year
Engineered to deliver consistent boost control even under the most demanding conditions
Cure the boost leak and restore power
Up to VIN 8D-X-199999, split is in the 1999 model year
This product was last offered at the strikethrough price on
05-07-2026
2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Restore lost engine power, resolve underboost fault codes, and prevent compressor surge on your turbocharged Volkswagen or Audi.
2X Entries For Our 25th Anniversary Sweepstakes!
Cure the boost leak and restore power
From VIN 8D-X-200001, split is in the 1999 model year
Direct OE replacement pneumatic bypass valve to cure boost leaks, restore lost power, and eliminate that notorious deceleration "honk."
2X Entries For Our 25th Anniversary Sweepstakes!