The APR 13-18 Audi S7 4.0T X-Pipe Kit Add-on is a performance upgrade designed to optimize exhaust flow and sound. Specifically crafted for vehicles equipped with 3-inch midpipes and an APR Catback Exhaust System, this X-pipe enhances overall exhaust efficiency by creating a smooth transition between the midpipe and the exhaust system. Constructed from durable T304 stainless steel and TIG welded for precision, it features an integrated X-pipe that reduces backpressure, resulting in a more refined exhaust note and increased peak torque. The kit includes all necessary slip clamps, ensuring a secure fit and high-quality installation. This upgrade not only improves sound quality but also boosts performance, making it a valuable addition for enthusiasts seeking a more polished driving experience.

Designed for 2013 to 2018 Audi S7 models with a 4.0T engine, this X-pipe kit is compatible with vehicles featuring 3-inch midpipes and an APR Catback Exhaust System. It serves as an essential performance upgrade for street-driven or spirited driving, providing a smoother exhaust flow and enhanced sound profile. The installation is a direct bolt-on upgrade, requiring no additional modifications. The kit includes all components needed for a straightforward upgrade, ensuring a seamless integration with existing exhaust systems. Ideal for those looking to refine their vehicle’s sound and increase torque output, this APR X-pipe is a high-quality, durable solution for performance-oriented Audi S7 owners.