MagnaFlow 15599 Touring Series Polished Stainless Cat-Back Exhaust System for 2010-2016 Audi S4 3.0L

The MagnaFlow 15599 Touring Series Cat-Back Performance Exhaust System is perfect for grand tours or weekend cruises on your 2010-2016 Audi S4 3.0L, delivering powerful resonant note and dyno-proven performance at Moderate exterior and Mild interior sound levels.

Features fast-flowing 2.25" mandrel-bent main piping and 3 straight-through mufflers terminating in Quad Split Rear exit with 3.5" Polished Welded-On Double Wall Angle Cut Folded Edge tips.

Cat-back design replaces stock from catalytic converter rearward. 3D scans for direct-fit installation. Durable corrosion-resistant stainless steel (409), CNC robotic manufacturing. Limited lifetime construction warranty.

Key Features & Specs:

• 2.25" mandrel-bent stainless steel piping
• 3 straight-through mufflers
• Quad Split Rear exit
• 3.5" polished welded-on double wall angle cut folded edge tips
• Moderate exterior / Mild interior sound
• Dyno-proven performance
• Direct-fit design
• CNC robotic manufactured
• Limited lifetime construction warranty