Bolt a LoudMouth II® Axle-Back Exhaust System onto your 2009-2013 C6 Corvette/Grand Sport for gains up to 12 extra horsepower. The tone is deep and powerful letting everyone know you’re coming, with an aggressive rumble your LS3 deserves. The secret to the system’s distinctive sound and performance gains are a pair of polished stainless SLP bullet-style mufflers, stamped with our SLP logo. This system features four polished 3.5″ dual split round tips, providing you with the ultimate Corvette look. The modular design gives you flexibility to change to our louder SLP resonators (#31062). The rest of the exhaust system is hand-crafted from 2.5″ 304 stainless steel, and is covered with our Limited Lifetime Warranty.
LoudMouth II Axle-Back Exhaust System for C6 Corvette/Grand Sport Features:
- Limited Lifetime Warranty
- Hand-crafted from 304 stainless
- Easy bolt-on installation
- Modular design
- Polished 3.5″ dual split round tips
CES Tip: SLP Loudmouth II is the more modest version of the original SLP Loudmouths for 2009-2013 C6 Corvette. SLP Loudmouth II mufflers include more baffling and internal packing to better control drone in cabin vs the original Loudmouths.