High Flow Catalytic Converter:
This down-pipe utilize a 400 CPSI (cell per square inch) catalytic converters for maximum flow.
3" Interlock Flex Pipes:
The down-pipes utilizes heavy duty 3" flex tubes with internal interlock liners.
Factory Mounting Locations:
The down-pipe mount directly to factory mounting locations and includes hardware for a hassle-free installation.
A unique 4" into 3-1/2" stepped design is used to increase exhaust velocity and increase usable torque. This means more aggressive throttle response and increased passing power.
Factory Style Connections:
Machined, factory style flanges are used for a secure leak-free seal.
100% TIG-Welded by certified craftsmen for race proven strength and durability. TIG-Welding provides the strongest welds reducing stress cracks.
Brushed 304 SS Construction:
This down-pipe are constructed of 4" into 3-1/2" mandrel-bent, brushed 304 stainless steel tubing for maximum performance, corrosion resistance and strength eliminating cracking.
Includes an additional bung for either a wide-band O₂ gauge or auxiliary instrumentation.
BMW 340i/ix (F30/F31) 16-17 L6-3.0L (t) B58
BMW 340i GT (F34) 16-17 L6-3.0L (t) B58
BMW 440i/ix (F32/F33) 16-17 L6-3.0L (t) B58
BMW 440i/ix Gran Coupe (F36) 16-17 L6-3.0L (t) B58
BMW 740i/ix/Li/Lix (G11/G12) 2017 L6-3.0L (t) B58
BMW M140i/ix (F20/F21) 2017 L6-3.0L (t) B58 *Not available in US
BMW M240i/ix (F22/F23) 2017 L6-3.0L (t) B58
This is a "Race Only" product used solely for competition. It's use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use including recreational off-road use, could be in violation of local, state and federal laws.
Year Make Model SubModel Engine Fuel 2016-2018 BMW 340i (F30) B58 Turbo L6 3.0L Gas 2016-2018 BMW 340i GT (F34) B58 Turbo L6 3.0L Gas 2016-2018 BMW 340ix xDrive (F30) B58 Turbo L6 3.0L Gas 2017-2018 BMW 440i (F32/F33) B58 Turbo L6 3.0L Gas 2017-2018 BMW 440i Gran Coupe (F36) B58 Turbo L6 3.0L Gas 2017-2018 BMW 440ix xDrive (F32/F33) B58 Turbo L6 3.0L Gas 2017-2018 BMW 440ix Gran Coupe xDrive (F36) B58 Turbo L6 3.0L Gas
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