MagnaFlow XL 4 X 9in. Oval Multi-Chamber Performance Exhaust Muffler 13254 2016-2021-Honda-Civic Engine performance relies on how

Engine performance relies on how much air/fuel mixture can enter and how much exhaust can exit the combustion chambers

or just casually driving

gun-drilled camshaft cores

Our bushings will feel great for years when installed with the supplied high-temperature grease

made in the USA

MagnaFlow XL 4 X 9in. Oval Multi-Chamber Performance Exhaust Muffler 13254 2016-2021-Honda-Civic Engine performance relies on howXL Mufflers are a reversible reflection style mufflers using a combination of perforated tubing and baffles to reduce unwanted resonance and increase exhaust flow. Attributes: GTIN: 00841380001535 Brand Name: MagnaFlow Exhaust Products 1161: 0 1174: Multi Chamber 200: Satin 33: Oval 596: Offset 598: Center 601: 2 614: 4 615: 18 616: 9 617: No 620: 1 621: Stainless Steel 622: 2 623: 1 624: Yes 7188: 2. 5 8971: 24 Series: XL Extended Information: