Howe 10" 2 Into 1 Muffler - 5" Steel Core - Ceramic Fiber Packing SC04201 Engine Oil Cooler Kit -8

Engine Oil Cooler Kit -8 AN

-4AN male to 1/8" NPT male fitting

and wiring kit

2007-2007 Chevrolet Silverado 1500 HD Classic

Retains Rear Catalytic Converter:

Howe 10" 2 Into 1 Muffler - 5" Steel Core - Ceramic Fiber Packing SC04201 Engine Oil Cooler Kit -8Howe 2 into 1 mufflers come in different lengths to meet various sound limits. All of the straight through design mufflers produce the same power and torque as an equal length of straight tubing the same diameter. When used in the combination with the Howe Y pipe you will see significant increases in torque over fixed baffle mufflers. Bends and restrictions should be kept to a minimum after the muffler to maximize torque performance. All 2 into 1