Flowmaster 40 Series - 2.25 Offset In / 2.25 Offset Out - Aggressive Sound 42443 2007-chevrolet-silverado-1500-classic-esi3339415 0" Cat-Back Exhaust System outflows

0" Cat-Back Exhaust System outflows Stock by nearly 50%

stronger billet piece than the factory Cast Aluminum spring housing

providing you with clean and fresh air for years to come

00 Inlet Diameter 3

the G2 offers plenty of durability to haul cargo on top while keeping valuables clean and protected beneath

Flowmaster 40 Series - 2.25 Offset In / 2.25 Offset Out - Aggressive Sound 42443 2007-chevrolet-silverado-1500-classic-esi3339415 0" Cat-Back Exhaust System outflowsThe Original 40 series muffler delivers an aggressive exterior and interior tone. If you're looking for that original Flowmaster sound, this is the muffler for you. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability. Flowmaster 40 Series 2. 25 Offset In 2. 25 Offset Out Aggressive Sound 42443 Specifications: 614 4. 00 Description_ABR MUFF 2. 25IN 615 13. 00 Description_SHO FM40SRS OFF OFF 2. 25 621 Aluminized Steel