Audi S4 / S5 / RS5 B9 Engine & Fuel Upgrades
75 engine & fuel upgrades listed for the Audi S4 / S5 / RS5 B9 (2018+), from 034Motorsport, Integrated Engineering, JXB Performance and Unitronic.
Spool Performance
Spool Performance IFX-EA150 Upgraded DI Injectors for EA839
Fits: S4 / S5 / RS5 B9, SQ5 B9 / FY
$1,499.00Available
Spool Performance
SPOOL EA839 Audi RSQ8 Lamborghini Urus Ethanol Analyzer Kit
Fits: S4 / S5 / RS5 B9, SQ5 B9 / FY, SQ8 / RSQ8 4M & 1 more
$469.00Available
Autotech Autoparts
Autotech Fuel Pump Tool Audi B9 S4 etc (3 prong)
Fits: S4 / S5 / RS5 B9
$24.99Available
JXB Performance
JXB Performance Might-As-Well-Be-Gated Shifter Kit for Audi B8/8.5 S4/S5
Fits: S4 / S5 / RS5 B9
From$424.99Available
JXB Performance
JXB Performance Weighted Short Shift Clamp for Audi B8/8.5 S4/S5
Fits: S4 / S5 / RS5 B9
$199.99Available
JXB Performance
JXB Performance Short Shift Clamp for Audi B8/8.5 S4/S5
Fits: S4 / S5 / RS5 B9
$99.99Available
JXB Performance
JXB Performance Billet Shifter Mounting Plate for Audi B8/B.5 S4/S5
Fits: S4 / S5 / RS5 B9
$199.99Available
JXB Performance
JXB Performance Billet Linkage Reinforcement Kit for Audi B8/8.5 S4/S5
Fits: S4 / S5 / RS5 B9
$249.99Available
P3 Gauges
P3 Gauge - Audi A4/S4/RS4/A5/S5/RS5 B9
Fits: S4 / S5 / RS5 B9
$389.00Available
P3 Gauges
P3 Gauge - Audi A4/S4/RS4/A5/S5/RS5 B8
Fits: S4 / S5 / RS5 B9
$389.00Available
Aasco Motorsports
AASCO Motorsports Flywheel For S4, S5 10-14' 3.0L/4.2L 100519-11
Fits: S4 / S5 / RS5 B9
$1,280.00Available
Ramair
Ramair Performance Foam Induction Kit for the Audi S4 & S5
Fits: S4 / S5 / RS5 B9
$337.43Available
Ramair
Performance Pleated Induction Kit for the Audi S4 & S5
Fits: S4 / S5 / RS5 B9
$350.93Available
RaceChip
RaceChip XLR5 Throttle Control Unit For Audi C8/B9 RS5, RS6, RS7
Fits: RS6 / RS7 C8, S4 / S5 / RS5 B9
$259.00Available
RaceChip
RaceChip Performance Chip Tuning Kit For Audi RS5 450HP DECA
Fits: S4 / S5 / RS5 B9
From$269.00Available
RaceChip
RaceChip Performance Chip Tuning Kit For Audi S4,S5,SQ5 354HP 3.0T CWGD
Fits: S4 / S5 / RS5 B9, SQ5 B9 / FY
From$269.00Available
Neuspeed
Neuspeed Power Module EVO for Audi S4 B9/B9.2
Fits: S4 / S5 / RS5 B9
$649.00Available
Neuspeed
Neuspeed Power Module EVO for Audi S5 B9/B9.2
Fits: S4 / S5 / RS5 B9
$649.00Available
DTE Systems
DTE PowerControl X Inline Tuning Module for Audi A6 allroad, S5 & SQ5
Fits: S4 / S5 / RS5 B9, SQ5 B9 / FY
$599.00Available
Forge Motorsport
Forge Motorsport Recirculation Valve for Audi B9 Platform
Fits: S4 / S5 / RS5 B9
$280.80Available
Forge Motorsport
Forge Motorsport Atmospheric Dump Valve for Audi B9 Platform
Fits: S4 / S5 / RS5 B9
$349.84Available
Burger Tuning
Burger Group 7: JB4 SENT Tuner for Audi B9 S4/S5/SQ5/RS4/RS5
Fits: S4 / S5 / RS5 B9, SQ5 B9 / FY
$579.00Available
Eventuri
Eventuri Carbon Fiber Engine Cover For AUDI RS5 B8
Fits: S4 / S5 / RS5 B9
$895.00Available
Unitronic
Unitronic Bolt-On Pulley Hardware Kit For 3.0TFSI CREC Audi B8.5 S4/S5
Fits: S4 / S5 / RS5 B9
$199.99Available
More for the S4 / S5 / RS5 B9
- S4 / S5 / RS5 B9 exhaust systems161
- S4 / S5 / RS5 B9 coilovers & suspension76
- S4 / S5 / RS5 B9 brake pads & rotors55
- S4 / S5 / RS5 B9 intakes39
- S4 / S5 / RS5 B9 maintenance parts17
- S4 / S5 / RS5 B9 turbo & boost parts12
- S4 / S5 / RS5 B9 intercoolers & manifolds11
- S4 / S5 / RS5 B9 cooling upgrades3
Buying guides
Every part here is listed for the Audi S4 / S5 / RS5 B9. Check the product description for exact years, body style and drivetrain, or call or text 945-954-1142 with your VIN and we'll confirm fitment before it ships. Looking for other cars? See all engine & fuel.