Audi S4 Fuel

JHM Fuel Pump Upgrade Kit, High-Flow 340 LPH w/ Drop-In Adapter for B5 A4-S4-RS4

USD 379.95

JH Motorsports

JHM Fuel Pump Upgrade Kit, High-Flow 340 LPH w/ Drop-In Adapter for B5 A4-S4-RS4 - JHM-B5340LPFP

USD 399.95

XLR8 Performance

JHM Fuel Pump Upgrade Kit, High-Flow 340 LPH w High Volume Fuel Filter for B6 A4-S4 and EARLY B7 S4

USD 522.45

JH Motorsports

JHM Fuel Pump Upgrade Kit, High-Flow 340 LPH w High Volume Fuel Filter for B6 A4-S4 and EARLY B7 S4 - JHM-B6340LPFP

USD 549.95

XLR8 Performance

JHM Nitrous System for B6/B7 S4 w 4.2L (40v)

USD 2750.00

JH Motorsports

MAHLE In-Line Fuel Filter - 4F0201511D

USP Motorsports

MAHLE In-Line Fuel Filter - 893133511

USP Motorsports

OEM Audi 2.9TT/4.0TT Direct Fuel Injector

USD 250.00

034 Motorsport

OEM Audi Direct Fuel Injector, B8/B8.5 Audi S4/S5/Q5/SQ5, C7 A6/A7, & D4 A8 3.0 TFSI

USD 382.00

034 Motorsport

OEM Audi S4 - A6 - Allroad 2.7T Injector O-ring Kit (12)

USD 23.82

ET Spec

OEM Audi S4 - A6 - Allroad 2.7T MANN Fuel Filter

USD 28.76

ET Spec

Oil Check Valve (OEM) for B6-B7 S4, C6 A6 and C5 allroad w chain 4.2L 40v

USD 109.95

JH Motorsports

Oil Check Valve Replacement Kit (OEM) for B6-B7 S4, C6 A6 and C5 allroad w chain 4.2L 40v

USD 349.95

JH Motorsports

Optional Blue Billet WMI tank cap with safety check valve

USD 59.00

Burger Motorsports

Orifice Tube, for A/C System for B6-B7 A4-S4-RS4, C5-A6 w 4.2, C6 A6-S6

USD 9.95

JH Motorsports

Set of 4 EV1 to EV14 Injector Wiring Adapters for Audi / VW

USD 24.99

ET Spec

Set of 6 EV1 to EV14 Injector Wiring Adapters for Audi / VW

USD 32.99

ET Spec

SM AUDI RS4 / S4 B5 UPGRADE BOSCH INJECTORS (SHORT)

TTE Global

Spool Performance IFX-EA150 Upgraded DI Injectors for B9/B9.5 EA839

USD 1499.00

Jackal Motorsports

Stage 2 E85 Fueling Kit WITH Custom Tune for 2000-2002 B5 Audi S4 2.7T and 2000-2004 Audi A6 - Allroad 2.7T (AKA Baby Stage 3 Kit)

USD 1019.00

ET Spec

Stealth 340 Fuel pump

USD 179.00

ET Spec

THE- Fuel Rail Set RS4

TTE Global

THE- RS4 / S4 B5 FUEL LINE AND FILTER SYSTEM THE-B5 015 00

TTE Global

THE- RS4 / S4 B5 In-tank Dual Fuel Pump System THE-B5 014 00

TTE Global

THE-RS4 / S4 B5 In-Tank Single Fuel Pump System Art-Nr. THE-B5 014 01

TTE Global

THE- RS4/S4 WIRING HARNESS FOR 2ND FUEL PUMP THE- B5 014 05

TTE Global

Torque-Factory 2.7t Fuel Rails, -8AN

USD 269.00

ET Spec

UFI Filters Fuel Filter - 1J0201511A

USP Motorsports

VAICO Vacuum Check Valve - 1168000378

USP Motorsports

VDO Fuel Filter - 8K0201511TA

USP Motorsports

Walbro 450 LPH RACING E85 - Gasoline Fuel Pump

USD 159.00

ET Spec

Walbro 525 LPH HELLCAT E85 - Gasoline Fuel Pump

USD 179.00

ET Spec