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Twisted Steel Down-Pipe; Street Series

BMW M3/M4 (F80/82/83) 15-18 L6-3.0L (tt) S55
Part Number: 48-36312-1
$1,921.36

MSRP: $2,343.13

Details:

  • Includes 200 CPSI catalytic converters
  • Constructed of 3" mandrel-bent, 304 stainless steel tubing
  • Retains Factory O2 Sensor Locations
  • 100% TIG-Welded
  • Thick flanges to ensure a leak-free seal
  • Includes high quality, O.E. style, V-band turbo flanges
    Testing:
  • In testing this system resulted in gains up to +21 horsepower and +23 lbs. x ft. of torque (Tested on a 2015 BMW M4 (F82) L6-3.0L (tt) S55)
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Overview

aFe Power’s introduces the Twisted Steel down-pipes with cats for the 2015-2018 BMW M3/M4 (F80/F82/F83) with the L6-3.0L (tt) S55 engine. The down-pipes are 100% TIG-welded and constructed of mandrel-bent, 3", 304 stainless steel tubing with thick flanges to ensure a leak-free seal. In testing, this system resulted gains up to +21 horsepower and +23 lbs. x ft. of torque. These down-pipes use 200 CPSI catalytic converters and includes all components for a hassle-free installation.

Dual High Flow Catalytic Converters:
Dual 200 CPSI catalytic converters are used for maximum flow.

TIG-Welded:
100% TIG-Welded by certified craftsmen for race proven strength and durability. TIG-Welding provides the strongest welds reducing stress cracks.

Factory O2 Sensor Locations:
Factory mounting locations for all O2 sensors.

Hassle-Free Installation:
All necessary hardware is included for a hassle-free installation.

aFe down pipes are engineered and manufactured in our Corona, California manufacturing facility.

Note 1: This system is not currently CARB exempt and is not available for sale in California or for use on any vehicle registered with the California Department of Motor Vehicle.

Note 2: Vehicle may require tuning or programmer to eliminate a check engine light.

Applications

Vehicle Applications

Year Make Model SubModel Engine Fuel
2015-2018BMW M3 (F80) L6 3.0L Gas
2015-2018BMW M4 F82/83 (S55) L6 3.0L Gas
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