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Audi S4 Engine Parts & Accessories
- Cooling
- Covers
- Drive Belts
- Electrical
- Emissions
- Filter
- Fuel
- Gaskets & Seals
- Ignition
- Intake
- Mechanical
- Mount
- Oil Service
- Performance
- Pulleys
- Skid Plate
- Software
- Supercharger
- Timing
- Tools
- Turbocharger
- Vacuum System
Measures cam position and relays it to the ECU
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Secondary retainer for ECU cover
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Located under the intake manifold
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Ensure a proper seal when installing your new thermostat
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This product was last offered at the strikethrough price on
03-15-2026
Keep your engine running strong
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Left side cam position sensor
Stop Slow Oil Leaks
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This product was last offered at the strikethrough price on
05-07-2026
Allows you to empty your radiator of coolant with ease
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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
06-24-2026
Also referred to as the 'relay roller'
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Located inside the cylinder head and allows for valve movement
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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
06-24-2026
Prevent overheating and premature engine wear. Includes O-ring
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Cure the boost leak and restore power
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Prevent overheating and premature engine wear
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+1mm oversized valve head diameter, single groove keeper setup for high RPM use
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*Valves priced individually - For 1.8T - qty 12 needed / For 2.7T - qty 18 needed - Please see long description for additional valve seal/keeper informa
Stop oil leaks and prevent internal damage. 47x10
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Replace cracked tanks.
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