Flowmaster : 42583 : Inlet : 2.50" dual - Outlet : 2.50" dual : 80 Series Cross Flow 2 Chamber Performance Muffler The 80 Series is designed for applications where the muffler must be mounted transversely (cross-flow) behind the rearend. It provides an aggressive muscle car sound both inside and outside the vehicle. A replacement for early and late model Camaros & Firebirds. Constructed of 16 gauge aluminized steel and fully mig-welded for maximum durability. Inlet : 2.50" dual Outlet : 2.50" dual4"X9.75"X15" Case Over size freight item. $10 will be added at time of shipment 42583$125.99 Don't see what you want? .......... Need help? Or, IF THERE IS NO ORDER BUTTON AVAILABLE on the part you want to buy, please call us TOLL FREE at 1-888-6 GO FAST(1-888-646-3278) Monday - Friday 8AM - 4:30PM Pacific Time and talk to one of our experienced Sales Agents. Some parts may not be legal for sale or use in California and other states on any polution controlled motor vehicles. Check your local laws for use. Copyright © GoFastParts.com all rights reserved. No part of this site may be reproduced without prior written consent.