Super 40 - 2.50 Dual In / 2.50 Dual Out - Aggressive Sound 1967-cadillac-eldorado-esi6252030 Fitting - Hose End -

Fitting - Hose End - Race-Rite - PTFE Hose - 120 Degree - 6 AN Hose to 6 AN Female - Swivel - Aluminum - Black Anodized - Each

875 in OD - 8 in Long - 5/8-18 in Female Thread - Steel - Black Zinc - Each

Fitting - Bushing - 1/4-28 in Female to 3/8-24 in Male - Aluminum - Natural - Pair

Spark Plug Wire Set - Ultra - Spiral Core - 8 mm - Black - Straight Plug Boots - Socket Style - Over The Valve Cover - Big Block Chevy - Kit

Electric Cooling Fan - HO RAD - 17 in Fan - Puller - 2400 CFM - 12V - Curved Blade - 24 x 17 in - 3 in Thick - Aluminum Shroud - Plastic - Kit

Super 40 - 2.50 Dual In / 2.50 Dual Out - Aggressive Sound 1967-cadillac-eldorado-esi6252030 Fitting - Hose End -The Super 40 features Flowmaster's Delta Flow technology. It's larger case profile provides the best of both worlds of performance and sound. The Super 40 has that deep powerful sound of the Original 40 series but with all the benefits of performance and low interior resonance from the Delta Flow&reg technology. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.