Includes both o-rings to seal the pressure regulator to the fuel rail
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Up to the 2005 model year
Audi D3 A8 Quattro 4.2 Engine Fuel Parts
- Cleaner
- Filler
- Filter
- Injectors
- Lines
- Pressure Gauge
- Pressure Regulator
- Pump
- Rail
- Sensor
- Tank
- Water / Meth Injection
Allows your JB4 to control a WMI pump and solenoid for dynamic progressive flow mapping!
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For most JB4 applications.
This product was last offered at the strikethrough price on
05-02-2026
Universal Performance Injectors
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Located on the left valve cover
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This product was last offered at the strikethrough price on
05-02-2026
High Pressure Fuel Pump - Right *Scratch And Dent*
High Pressure Fuel Pump - Right
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This product was last offered at the strikethrough price on
05-02-2026
Stage 2 Boost Cooler Forced Induction Progressive Engine Mount Water-Methanol Injection Kit - (NO LONGER AVAILABLE) *Scratch And Dent*
Red High Temp Nylon Tubing, Quick-Connect Fittings
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This product was last offered at the strikethrough price on
05-02-2026
Designed for Bosch 044 Fuel Pump
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Heavy-duty yet compact tank that is compact and flexible allowing for a wide range of mounting on any flat vertical surface in the trunk.
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Replace your leaking cap, or the one you left at the pump
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Engages water-methanol system at 35PSI
Adjustable from 25-50psi
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Includes 2.5 gallon tank, red high temp nylon tubing, and quick-connect fittings
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The worlds smallest universal regulator! Comes pre-set within precision tolerance to eliminate guesswork setting target pressure!
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This product was last offered at the strikethrough price on
01-22-2026
This fuel filter features a precision machined aluminum body and fittings
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This product was last offered at the strikethrough price on
01-22-2026
The worlds smallest universal regulator! Comes pre-set within precision tolerance to eliminate guesswork setting target pressure!
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Quick connect union T-fitting for 1/4" Nylon
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Located between the retaining ring and fuel tank
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!