Capristo Audi S4/5 (B8) - Middle Silencer Spare Pipes*This System fits BOTH the V6 and V8 Models of the B8 chassis* These lightweight pipes fit in place of the heavy OEM Silencer. Using test pipes removes the flow restriction placed on an exhaust system. The silencing effect is removed, enhancing the aggressive engine sound. Made from T309 (1. 4828) stainless steel. IMPORTANT: *Designed to be installed directly into existing OEM mounting points*

does not fit E91 Touring models

Machined from billet T6061 aluminum

or damage to the slide pins

detailed below

Drain valve for catch cans using a 1/4" NPT drain

-indicates spring rate and physical dimensions)

- R58: 2011-xxxx Roadster: Cooper and Cooper S

Eight (8) nuts

Block Breather Tube - (058 103 213) 058103213

1x IE Supercharger Pulley Tool

This is for a full set of 8 Supertech performance +1MM Inconel exhaust valves

-Includes 200 CPSI HIgh Flow catalytic converter -Sharper throttle response -Substantial weight savings -Precision quality -Reduced back pressure for max performance - no loss of low end torque