BMW F/G-Series (Mx40i / x40i) B58 3.0T Catless Downpipe | AME Motorsport

Unlock Massive Power: BMW F/G-Series (Mx40i / x40i) B58 3.0T Catless Downpipe | Unmatched Performance from AME Motorsport

Are you a BMW enthusiast hungry for power, sound, and true driving exhilaration? Whether you’re a weekend track warrior, a spirited mountain road driver, or simply love turning heads in the city, you know that factory exhausts can choke your turbo’s true potential. You demand more: more horsepower, more response, and a soundtrack that matches your passion for performance. But finding the perfect downpipe—one that balances all-out gains with quality and precision—can be a challenge.

Introducing the AME Motorsport Catless Downpipe for BMW F/G-Series (Mx40i / x40i) B58 3.0T engines—engineered in Australia for enthusiasts who accept nothing less than excellence. Designed for both right and left-hand drive models, this downpipe is your direct path to unleashed power, razor-sharp turbo response, and a race-inspired sound—all wrapped in show-quality stainless steel. No more compromises: harness up to 1,000HP capability and enjoy up to 100HP gains when paired with a tune. This is the upgrade your BMW deserves.

• Dyno-Proven Power Gains: Instantly add 20–25HP without a tune, or up to 50–100HP with ECU tuning—feel the surge at every throttle press.
• Immersive Turbo Sound: Catless design delivers a deeper, more aggressive exhaust note for that unmistakable performance presence.
• Built to Last: Precision TIG-welded 304 stainless steel (1.5mm thick) resists corrosion and endures extreme heat and abuse.
• Maximum Flow, Maximum Potential: High-flow architecture supports up to 1,000HP—future-proof your build for any turbo upgrade.
• Perfect Fit Every Time: CNC-machined flanges and fittings ensure zero leaks and hassle-free installation, RHD and LHD compatible.
• Show-Stopping Finish: Mirror-like polish and sandblasted prep deliver a flawless appearance that stands out at any car meet.

Why Choose AME Motorsport?

Unlike generic downpipes, AME Motorsport’s catless downpipe is a product of expert Australian engineering. Each unit is designed in-house and meticulously TIG-welded for structural integrity. Only premium 304 stainless steel is used—never cutting corners—ensuring superior longevity and corrosion resistance. CNC-machined components guarantee a perfect fit, eliminating the headaches of warped flanges or subpar tolerances. This downpipe is not only built for power, but also for precision and reliability, making it the first choice for serious BMW modders worldwide.

Crafted for BMW Owners—Imagine These Scenarios:

• Track Day Domination: Feel the difference as your B58 engine breathes freely, delivering relentless acceleration and sharper throttle response on every lap.
• Mountain Road Thrills: Enjoy seamless turbo spool and a soundtrack that echoes through the hills, enhancing every twist and turn with pure driving joy.
• City Cruising with Presence: Turn heads with a polished downpipe that shines under the hood and an exhaust note that signals true enthusiast status.

Must-Read Owner FAQ

• Q: Is tuning required after installation?
  A: Tuning is not required, but highly recommended for maximum power gains (up to 100HP). Without a tune, expect 20–25HP improvement.
• Q: Will this downpipe fit my right-hand drive BMW?
  A: Yes! This downpipe is engineered for both RHD and LHD F/G-Series (Mx40i/x40i) B58 3.0T models.
• Q: What sound difference can I expect?
  A: The catless design produces a deeper, more assertive exhaust tone that highlights the turbo’s character without excessive drone.
• Q: Is installation DIY-friendly?
  A: Experienced DIYers can install with standard tools, though professional installation is recommended for optimal results and fitment.
• Q: Is the downpipe compatible with aftermarket turbo kits?
  A: Absolutely—it's synchronized with AME Motorsport’s Stage 2, 3, and 4 turbo kits, and supports up to 1,000HP builds.

Technical Specifications Overview

• Vehicle Compatibility: BMW F/G-Series (Mx40i / x40i) B58 3.0T engines (RHD & LHD)
• Material: 304 Stainless Steel, 1.5mm thickness
• Pipe Diameter: 114mm (inlet) to 80mm (outlet)
• Welding: Expert TIG welded construction
• Flanges/Fittings: CNC machined from SS304
• Finish: Mirror polish with sandblasted surface prep
• Power Handling: Up to 1,000HP
• Performance Gains: 20–25HP (untuned), 50–100HP (tuned)
• Compatibility: Designed to work with AME Stage 2/3/4 Turbo Kits

Ready to unlock your BMW’s true performance? Choose the AME Motorsport Catless Downpipe and experience the power, sound, and craftsmanship that serious enthusiasts demand. Transform your drive—order now and lead the pack!