Description
Unlock the full potential of your BMW M3/M4's S55 engine with the AR Design 3" Hi-Flow Catted Downpipes. These TRUE 3" downpipes provide significant power gains, virtually eliminating turbo lag and making your engine even more responsive. Whether you're looking for a performance boost without tuning or aiming to take your setup to the next level, these downpipes are engineered for maximum efficiency and performance.
Handcrafted with precision in the USA from premium 304 stainless steel, these downpipes ensure exceptional durability and long-lasting performance. The CNC'd stainless steel flanges, V-Band flanges, and factory location O2 bungs provide an easy, direct fitment for your M3 or M4. Designed with the enthusiast in mind, these downpipes offer a high-performance upgrade that enhances turbo spool and throttle response for a more exhilarating driving experience.
Key Features:
- TRUE 3" Hi-Flow Catted Downpipes – The only TRUE 3" downpipes available for the M3/M4 S55 engine, designed to maximize exhaust flow.
- Power Gains Without Tuning – Enjoy a 25-30whp increase without tuning, delivering instant power and turbo responsiveness.
- 100% Handcrafted in the USA – Crafted from premium 304 stainless steel for unbeatable strength, durability, and corrosion resistance.
- CNC'd Flanges & V-Band Flanges – Ensures a precise and secure fitment, offering improved exhaust flow.
- TIG Welded, Argon Back-Purged – For a stronger, cleaner weld and greater reliability in extreme temperatures.
- Factory Location O2 Bungs – Allows for proper sensor placement and compatibility with the factory setup.
- Optional 2000°F Ceramic Coating – Offers additional protection and comes with a 3-year warranty against rust and corrosion.
- Lifetime Warranty – Backed by a lifetime warranty against any manufacturing defects.
Fitment:
- BMW M3 F80 (S55 engine)
- BMW M4 F82 (S55 engine)
This product is intended for off-highway use only. Installation on vehicles driven on public roads may violate U.S. and Canadian emission laws and safety standards.
Elevate the performance of your M3 or M4 with the AR Design 3" Hi-Flow Catted Downpipes and experience the true power of the S55 engine.
