JHM 3" Performance Downpipe & X-Pipe Combo designed for the C7-D4 4.0T, is now available for enthusiasts seeking enhanced performance without committing to a full exhaust system or desiring a more exotic sound. Ideal for those planning to complete their exhaust system in the future, this combo ensures a seamless upgrade.

Installation is a breeze with a 100% bolt-in design, eliminating the need for any cutting or modifications to your stock catback system.

Key Features:

• Crafted from High-Quality 304 Stainless Steel Piping
• Features High-Quality 304 Stainless Steel Transition Cones
• Equipped with High-Quality 304 Stainless Steel Flex Couplers
• Utilizes High-Quality 304 Stainless Steel Clamps
• Precision Laser Cut Flanges
• In-house mandrel Bent Piping for optimal flow
• Maintains OE Fitment Quality
• Entirely Made in the USA

Performance Benefits:

Experience improved turbo performance with reduced lag and increased top-end power. When paired with appropriate Stage 2 Software over Stage 1, anticipate gains of 60HP and 95TQ. Explore additional JHM tuning options, such as RS7-R turbos, a turbo oil line filter relocation kit, a Throttle Body hose kit, a Heat Exchanger upgrade, and more.

Note: Secondary O2 Sensors must be rerouted to remain on the proper bank for optimal functionality. Upgrade your driving experience with the JHM 3" Performance Downpipe & X-Pipe Combo today!