40 Delta Flow® - 3.00 Offset In / 2.50 Dual Out - Aggressive Sound 1977-pontiac-grand-lemans-safari-esi5701255 3 year warranty

3 year warranty

which are calibrated on a vehicle-by-vehicle basis to deliver the most desirable sound

front and rear crossmembers

This bracket can be used on the driver and or passenger side

40 Delta Flow® - 3.00 Offset In / 2.50 Dual Out - Aggressive Sound 1977-pontiac-grand-lemans-safari-esi5701255 3 year warrantyThis two chamber design incorporates Flowmaster's Delta Flow technology. The Delta deflectors generate increased scavenging for better performance and reduced interior sound. Milder exterior tone and reduced interior resonance over standard 40 series. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.