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Audi B5 S4 2.7T Engine Electrical Parts
- Alternator
- Battery
- ECU
- Fuse Panel
- Harness
- Ignition
- N249 Valve
- N75 Valve
- Pump
- Relays
- Sensors
- Starter
- Throttle Body
- Wire Covering
Secures the coolant temperature sensor in place.
Measures the temperature of the air entering the engine
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
08-20-2026
Install new hardware with your new parts. M6
Secures the leak detection pump bracket to the vehicle
Does not include securing hardware
For Bosch style alternators
This product was last offered at the strikethrough price on
05-02-2026
Replacement 4 pin relay
Seamlessly install your 034Motorsport 85mm MAF Housing with a factory RS4 airbox
This product was last offered at the strikethrough price on
08-17-2026
Keep your engine running strong with iridium core plugs
Measures cam position and relays it to the ECU
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Keep your engine running strong - Bosch FR-7-KPP-33+
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Does not include the spark plug boot
This product was last offered at the strikethrough price on
05-02-2026
Keep the fuel pump going
Shut down quickly & remotely - required by many racing organizations
Detects engine ping for timing adjustment
From VIN 8D-X-260001, split is in the 1999 model year
This product was last offered at the strikethrough price on
05-02-2026
The CT5 POWERSPORT (part# 40-339) makes sure you're ready for action every time.
Keep your engine running efficiently
Fits left and right rear position