Racingline Billet Oil Cap / Audi B9 / S4/S5/SQ5 & RS4/RS5

RacingLine Performance Billet Oil Cap for Audi V6 EA839 engines is designed in typical RacingLine style – a precisely over-engineered solution that offers a premium feel, absolute security, and durability.

🔒 "CLICK" = 100% secure tightening

Forget your worries about whether the cap is fully tightened ❌
This billet aluminum cap:

• 🔊 emits a clear and distinct "CLICK"

• 🔒 locks securely in place

• ✅ ensures absolute tightness when installed

The precise engineering ensures a reliable seal even at high temperatures and heat soak from a performance engine.

🚫 No more leaks

Leaks are a known problem with TSI engines.
RacingLine Billet Oil Cap eliminates this risk by:

• 🛡️ maintaining constant pressure on the seal

• 🧼 preventing micro-leaks

• ✨ keeping the engine bay clean and tidy

⚙️ Engineered detail and ready for installation

• 🔩 CNC Billet aluminum construction

• 🔒 Click-Lock mechanism for secure tightening

• 🔥 Resistant to high temperatures

• 🧩 New rubber seal included – ready for immediate installation