Wavetrac Differential (Front) - Audi / B6 / B7 / S4 2009-volkswagen-jetta-tdi-esi6915878 The plenum on this manifold

The plenum on this manifold has been generously sized and shaped to distribute airflow as evenly as possible to all 4 cylinders

Please Note: This part will not work with OE inlet hoses

anodized Jack Pad with a built-in magnet to suit OE lifting adaptors

While not the easiest of things to accomplish

Wavetrac Differential (Front) - Audi / B6 / B7 / S4 2009-volkswagen-jetta-tdi-esi6915878 The plenum on this manifoldFits: Porsche 987 Cayman S, Boxster 2 (3. 4L 6 speed manual)S4 (B6 B7) 4. 2L 6MT FRONT (0A3)Wavetrac diffs are state of the art helical gear differentials designed, developed, and manufactured in the USA by Autotech Driveline. The Wavetrac Differential is the only torque biasing differential on the market with patented technology that mitigates wheelspin when an unloaded wheel condition arises. During zero axle load conditions, the Wavetrac cam device