Audi S4 2.7T - Boost Leak Tester Boost Leak Tester for your 2.7T the easy way! Simply remove the flex hose off the Y-Pipe inlet - Fit the boost leak tester over the Y-pipe, and clamp it down. The vinyl cap is used to cap the crankcase ventilation flange off the y-pipe to stop the... $46.00 Choose Options Compare
Audi S4 2.7T B5 - Billet Aluminum Boost Leak Tester Boost Leak Tester for your 2.7T the easy way! Simply remove the flex hose off the Y-Pipe inlet - Fit the boost leak tester over the Y-pipe, and clamp it down. The vinyl cap is used to cap the crankcase ventilation flange off the y-pipe to stop the... $69.99 $62.00 Add to Cart Compare
