70 Series - 2.25 Dual In / 3.00 Center Out - Mild Sound 2004-bmw-530i-esi4757246 5 in ID - 6

5 in ID - 6 in Length - 500 lbs/in Spring Rate - Steel - Red Powder Coat - Each

Fuel Pump Pulley - HTD - 14 Tooth - 3/8 in Pitch - Aluminum - Natural - Aeromotive Fuel Pumps - Each

Wheel - Street Lite - 15 x 15 in - 3

Pinion Spacer - Steel - Large Bearing Pinion Support - Ford 9 in - Each

89 Ratio - 31 Spline - Iron - Natural - Ford 9 in - Each

70 Series - 2.25 Dual In / 3.00 Center Out - Mild Sound 2004-bmw-530i-esi4757246 5 in ID - 6The 70 series utilizes Flowmaster's Delta Flow technology and an enlarged case for improved sound control along with mileage and power gains. Perfect for use on trucks, SUV's, RVs, tow vehicles and high performance street cars where space allows. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.