Shut down quickly & remotely - required by many racing organizations
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Audi S4 Engine Electrical Parts
- Alternator
- Battery
- ECU
- Fuse Panel
- Harness
- Ignition
- N205 Valve
- N249 Valve
- N428 Valve
- N75 Valve
- Pump
- Relays
- Sensors
- Starter
- Throttle Body
- Wire Covering
Includes a $10 refundable core charge
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Bosch style alternators
Replace your pesky OEM ignition coil tiedown studs with these titanium bolts!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
The CTEK storage bag is tough, durable, and lightweight to protect your battery tender and keep it safe from the elements – wherever you take it.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This product was last offered at the strikethrough price on
05-02-2026
Also referred to as the impulse sender
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This product was last offered at the strikethrough price on
05-07-2026
Install new hardware with your new parts. M6x16
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
06-12-2026
Senses low engine oil pressure
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
06-12-2026
Replace a broken connector to restore function
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
06-12-2026
Keep your engine running efficiently
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits left and right position
This product was last offered at the strikethrough price on
04-10-2026
Keep your engine running efficiently
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits the left and right position
This product was last offered at the strikethrough price on
03-16-2026
Senses engine oil pressure for the ECU and warning light. 1.2-1.6 BAR
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This product was last offered at the strikethrough price on
04-10-2026
Prevents excess pressure from building within the system
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Fits left front & right rear
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits left front & right rear
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
06-11-2026
Install new hardware with your new parts. M8x30
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Replacement 4 pin relay
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This product was last offered at the strikethrough price on
05-07-2026
Designed for cars running RS4 or larger turbochargers with upgraded software, and upgraded fuel injectors.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms