Axles | D30 | 27 Spline | 4340 Chromoly | Jeep Cherokee XJ (84-01)/Wrangler TJ (97-06) Silverado 1500/ Sierra 1500 Avoid a costly failure down

Avoid a costly failure down the road and convert your CP4 to a CP3 with our complete

The Flowmaster 60 series Delta Force muffler is ideal for race applications requiring maximum sound control with no performance loss

3L Power Stroke diesels and can make up to 150 HP (Depending on Model Year) with up to 6 performance programs switchable on the fly using the included switch

The larger suction tubes and Fuel Sump Bowl improve fuel delivery and work perfectly with higher volume fuel Systems

Axles | D30 | 27 Spline | 4340 Chromoly | Jeep Cherokee XJ (84-01)/Wrangler TJ (97-06) Silverado 1500/ Sierra 1500 Avoid a costly failure downFortify your Jeeps drivetrain with Rough Countrys Chromoly Replacement Upgrade Axles! Rough Country 4340 Chromoly axles provide up to 50% increased strength over stock axles for use in extreme performance applications with large tires and high horsepower. Rough Countrys 4340 axles are manufactured using the latest technologies and the highest quality materials to ensure impressive durability and a long lifespan!