Description
Unlock the true potential of your BMW Z4 E89 with the AR Design Full 3" Catted Downpipes for the N54 engine. These downpipes are the only TRUE 3" catted downpipes available, designed to maximize exhaust flow from the turbochargers and offer significant power gains. The unique 3" tubing ensures an uninterrupted exhaust path all the way to the cat-back flange, setting these downpipes apart from the competition, which typically reduce to 2.5" closer to the turbochargers.
These high-flow downpipes virtually eliminate turbo lag and improve engine response, delivering a thrilling driving experience. Handcrafted from premium 304 stainless steel, they are built to withstand high-performance driving while maintaining durability and reliability. The downpipes are crafted with CNC-machined cat-back flanges and V-Band flanges to ensure a perfect fit and leak-free installation.
With typical gains of around 30bhp with proper tuning, these downpipes are a must-have upgrade for anyone looking to enhance their BMW Z4 E89's power, throttle response, and overall performance.
Key Features:
- TRUE 3" Catted Downpipes – The only 3" catted downpipes on the market, offering the best possible exhaust flow and turbo response.
- Power Gains with Tuning – Achieve up to 30bhp gains with proper tuning, improving power and responsiveness.
- 100% Handcrafted in the USA – Built with precision from premium 304 stainless steel for exceptional durability and performance.
- CNC 304 Stainless Cat-Back Flanges & V-Band Flanges – Ensures an optimal fit and seamless exhaust flow.
- 100% TIG Welded & Argon Back-Purged – Provides superior strength and reliability under extreme temperatures.
- Bomb-Proof Exhaust Gaskets Included – For a leak-free installation and secure sealing.
- Grade 10.9 Metric Hardware – High-strength hardware (145,000 PSI tensile strength, Zinc Plated) and Nord-Lock reusable washers for secure fitting.
- Factory Location O2 Bungs – Maintains compatibility with factory sensors. Additional O2 bungs available for wideband sensors.
- Optional 2000°F Ceramic Coating – Provides additional protection against corrosion and rust, backed by a 3-year warranty.
- Lifetime Warranty – Lifetime warranty against manufacturing defects for the original owner.
Fitment:
- BMW Z4 E89 (N54 engine)
This product is intended for off-highway use only. Installation on a public road vehicle may violate emission laws and safety standards in the U.S. and Canada.
Elevate your BMW Z4 E89's performance with AR Design's Full 3" Catted Downpipes, offering substantial power gains, turbo lag reduction, and increased responsiveness.
