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Twisted Steel Race Pipe

BMW Z4 M (E85/E86) 06-08 L6-3.2L (S54)
Part Number: 48-36320-RN
$635.90

MSRP: $775.49

Details:

  • Gains of up to +13 HP and +20 lbs. x ft. torque (tested with 49-36339 exhaust)
  • 2-1/2" mandrel bent, 304 stainless steel tubing for improved flow
  • Integrated, mitered merge “X” pipe maximizes scavenging for more power
  • High quality gaskets included for secure, leak-free seal
  • 100% hand TIG-welded for strength and durability
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Overview

Upgrade your Z4 M Coupe exhaust with the Twisted Steel 2 ½” race pipe. Mandrel bent from 304 stainless steel tubing for maximum exhaust flow and corrosion resistance, the mitered merge "X" pipe eliminates drone and maximize scavenging. This system delivers gains of up to +13 horsepower and +20 lbs. x ft. of torque when tested with PN 49-36339 exhaust and are 100% hand TIG-welded for strength and durability. Includes high quality gaskets and is a direct bolt-on system for a secure, leak-free installation

Performance Gains:
In house dyno testing produced gains of up to +13 horsepower and +20 lbs. x ft. torque (tested with 49-36339 exhaust)

Stainless Steel Construction:
2-1/2", mandrel-bent, 304 stainless steel tubing for maximum performance, corrosion resistance, strength, and durability.

Integrated Mitered Merge "X" Pipe:
A mitered merge "X" pipe is used to balance and evenly distribute exhaust pulses traveling through the exhaust system, minimizing exhaust drone and maximizing scavenging.

TIG-Welded:
100% TIG-welded by certified craftsmen for race proven strength and durability. TIG-welding provides the strongest welds.

Leak-Free Seal:
High quality OE style gaskets are included for eliminating leak paths.

Factory Mounting Locations
This race pipe mounts directly to OE mounting locations and includes high quality hardware for a hassle-free installation.

Race Disclaimer:
This is a Race Only product that is to be used solely for competition, it cannot be used on vehicles that are operated on public streets, roads or highways. Its 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. To complete the purchase of this item, aFe Power competition acknowledgement/liability release form must be filled out and submitted.

All aFe exhaust systems are engineered and manufactured in our Corona, California facility.

Applications

Vehicle Applications

Year Make Model SubModel Engine Fuel
2006-2008BMW Z4 M Coupe (E86) S54 Engine L6 3.2L Gas
2006-2008BMW Z4 M Roadster (E85) S54 Engine L6 3.2L Gas
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