aFe Power Twisted Steel Down Pipe 3 to 2-3/4 IN 304 Stainless Steel w/ Cat for 2016-2017 BMW X1(48-36322-HC) 16120 and max gains of 12

and max gains of 12 hp and 16 lb-ft of torque at the wheels

Direct Fit for 2015-2021 Subaru WRX H4-2

2013 Jeep Wrangler Unlimited Sahara 3

Daily Driver Premium Brake Kit

Piping Diameter: 60

aFe Power Twisted Steel Down Pipe 3 to 2-3/4 IN 304 Stainless Steel w/ Cat for 2016-2017 BMW X1(48-36322-HC) 16120 and max gains of 12Includes 3rd O2 bung: This down pipe includes a 3rd O2 bung and plug for either a wide band O2 gauge or auxiliary instrumentation. 304 Stainless Steel: 3" 2 3 4" mandrel bent, 304 stainless steel tubing for maximum flow and corrosion resistance. High Flow Catalytic Converter: This system utilizes a 400 CPSI (cell per square inch) high flow catalytic converter for maximum flow. 6" Interlock Flex Pipes: This unit utilizes heavy duty 6" flex tubes with