40 Delta Flow® - 2.50 Center In / 2.50 Offset Out - Aggressive Sound 1975-checker-marathon-esi5000286 Bed Mat - BedRug Classic

Bed Mat - BedRug Classic Bed Mat - Padded - Hook and Loop Fastener - Composite - Gray - No Liner - 5 ft 9 in Bed - GM Fullsize Truck 2019 - Each

Transmission Selector Shaft and Arm - 5/16 in Slot / Hole - Steel - Cadmium - AOD - Each

1 - 52 in Length - Pull Down Adjust - Bolt-In - Individual Harness - Black Hardware - HANS Ready - Purple - Kit

567 in Insert OD - Chromoly - Black Oxide - Head Bolts - Set of 10

Rotating Assembly - 348 CID - Cast Crank - Forged Pistons - 3

40 Delta Flow® - 2.50 Center In / 2.50 Offset Out - Aggressive Sound 1975-checker-marathon-esi5000286 Bed Mat - BedRug ClassicThis 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.