Exhaust Extensions | Jeep Wrangler JK/Wrangler Unlimited 4WD (2012-2018) SOUTH BEND CLUTCH " 66% better than stock

66% better than stock

Dyno-Proven Gains up to +13 HP and +11 Lbs

1999 - 2004 CHEVROLET Silverado 2500

Throttle Boost feature allows user adjustable pedal sensitivity (5-50% over stock)

Replaces OEM Part #s: (4WD) ML3Z-7000-P

Exhaust Extensions | Jeep Wrangler JK/Wrangler Unlimited 4WD (2012-2018) SOUTH BEND CLUTCH " 66% better than stockReady to lift your 2012 up Jeep JK? Rough Country's JK Exhaust Extensions are a crucial component to lifting new model Wranglers 2in or more. These easy to install spacers are fitted between the head pipe and cross pipe flanges, effectively moving the exhaust rearward toward the crossmember. Standard, there is insufficient room between the front drive shaft and exhaust pipes, leaving an unextended exhaust to make contact with the drive shaft in