The K&N 67-1516 muffler delete kit replaces the restrictive factory muffler and exhaust pipe on 2018-2019 Jeep Wrangler JL 3.6L models, and is engineered to increase performance, deliver robust sound, and install quickly and easily. Enjoy industry-leading quality paired with a simple and clean appearance. The 63-1516 system maintains clearance to critical systems, and typically installs in less than 30 minutes using factory mounting points (no cutting or welding necessary). The system pairs with most aftermarket modifications, including intake systems, throttle control modules, and more. No calibration tuning is required, and complete instructions are included. Additional Attributes: GTIN: 00024844370662 Estimated Horsepower Gain: 6.1 HP @ 4993 RPM Exhaust Component Mount Type: Uses Factory Hangers Exhaust System Type: Axle-Back Horse Power Increase: 6 HP Item Type: High Performance Package Material: Corrugated Package Type: Box Product Style: K&N Exhaust Kit RPM: 4993 Tail Pipe Diameter: 2.5 in (64 mm) Tail Pipe Material: 304SS Warranty: 1 Year Limited Weight: 8 lb (3.6 kg) Extened Information: Life Cycle Status: Available To Order Emissions : Emission verification to be determined in ACES, vehicle application data. Packaging: Quantity of Each: 1 Package UOM: EA Dimension: 35.6250 x 13.2500 x 10.7500 inches PDF: 67-1516_dyno 67-1516_inst