034Motorsport Check Valve – 1.8T – 2.7T – AAN PCV – Billet

034Motorpsort’s billet PCV check valve serves as a simple. elegant. indestructible replacement for the problematic OEM Audi/Volkswagen plastic valve (035 103 245A).

The 034 check valve is a high quality spring-loaded ball-style unit designed for simple bolt-on installation for the Audi AAN I5 20VT. Audi/Seat/Volkswagen 1.8T. Audi 2.7T. and many others. Features a CNC-machined billet aluminum housing with stainless steel ball-bearing and spring.

Can also be used in universal applications where you’d want to keep pressure out a specific hose or chamber. pressure side features a 1/2″ nipple. vacuum side a 1″ OD. Suitable for applications up to 100PSI or more.

Fitment:

• 1982-1987 Audi UrQuattro
• 8N (1999-2002) Audi TT (AWP Engine Code Only)
• B5 (1997-2001) Audi A4 1.8T
• B5 (2000-2002) Audi S4 2.7T
• B6 (2002-2005) Audi A4 1.8T
• C4 (1992-1994) Audi S4 2.2T
• C4 (1994-1997) Audi S6 2.2T
• C5 (1998-2001) Audi A6 2.7T (APB Engine Code Only)
• C5 (2003-2004) Audi RS6 4.2T
• Mk4 (1999-2005) Volkswagen Golf/Jetta/New Beetle 1.8T

*Fits other VAG models including early VW Rabbit/Scirocco. Audi 200 20v. etc. Can be used universally in any application where a similarly-sized ball-style check valve is needed.

Founded in 2005. 034 Motorsport is driven by the passion to bring motorsport-quality performance products and tuning to your Audi and Volkswagen vehicles.