Bolt on a Loud Mouth II® Axle-Back Exhaust System from SLP on 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 Loud Mouth II 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 Loud Mouth® 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.
Loud Mouth 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
All items will be shipped via Standard Ground Service unless otherwise requested. Many carriers require a physical street address; they will not deliver to a P.O. Box. All freight charges are the customer’s responsibility. Please note that all freight charges quoted are for Standard Ground Service on the price list. We will be happy to quote you charges for other shipping methods. All Items shipped on Friday Next Day Air will be delivered on the following Monday. If you would like Saturday delivery for items shipped on Friday only, please contact us for shipping arrangements. If an item is custom order or on back order, it will ship with the selected shipping service as soon as it is ready. To check if an item is in stock and ready to ship, please call our parts department.
Customers may return new, unused items within 90 days of delivery for a full refund to the original payment method. West Coast Corvette is not responsible for return shipping costs unless it was our error. Please refer to the tables below for return restrictions.
Full refund to original payment method
After 90 Days
10% Restocking fee and store credit
Oversize fees are noted on the product listing. Including but not limited to, wheels, spoilers, splitters, side skirts, any items with initial oversize shipping fees
10% Restocking fee
MGP Calipers, Lloyd mats, Racemesh grills, Speed Lingerie, American Car Craft, Oracle Lighting
Not eligible for return
Used parts, clearance items and parts that have been installed.