JHM - Exhaust - High - Flow Cat Downpipes with Integrated Baffle System (JHM) for the B8 S4 - S5 Q5 - SQ5 C7 A6 - A7 3.0T and 4.2L FSI w/ 2.5" CB ConnectionJH Motorsports is proud to offer the JHM B8 S4 S5 Q5 SQ5 C7 A6 A7 Catted Downpipes featuring the Integrated Baffle System! ** INTEGRATED BAFFLE SYSTEM VERSION ** The Integrated Baffle System Version of our JHM HFC Downpipes are for those who are looking for a quieter exhaust system. The baffles have been designed and strategically located in the downpipes to reduce unwanted drone and rasp (Depending on your catback, results may vary). We used popular

Victor Reinz supplies OE head gaskets to automotive and commercial vehicle manufacturers around the world

1K0-998-262-AE / 1K0998262 AE / 1K0 998 262 AE

Both ride height and damping are easily adjustable in this design allowing for fine tuning your Corvette's stance and ride quality

E85 compatibility

012-141-165-E / 012141165 E / 012 141 165 E / 012141165E

Sold in Pairs - New High-Grade Strut Mount Bolts Included

A Helper spring is used to prevent the Main spring from becoming loose in the spring seat when the wheel is at full droop

Installing this intake improves efficiency and produces more horsepower and torque

JHM = 350mm(13

6PS and 862

This system does not fit the oval tailpipe exhaust variant

Lowers the compression from the stock 10:1 to 9:1