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SKU: 49-36335-P | UPC: 802959630334
aFe MACHForce XP 2016-2020 BMW 340i xDrive 440i xDrive L6-3.0L (t) SS Axle-Back Exhaust w/Polished Tips
This aFe Power MACH Force XP axle-back exhaust system delivers aggressive exhaust note and improved flow for 2016-2020 BMW 340i 440i models with B58 3.0L turbo engine. Retains factory exhaust valve control for variable sound based on throttle input while adding dual polished tips for style. Bolt-on design ensures straightforward installation using OEM hanger locations.
Key Features
- 304 Stainless Steel Construction: Mandrel-bent 3-inch to 2.5-inch tubing with 100% hand TIG-welded joints resists corrosion provides strength and prevents cracking for long-term durability
- Factory Style Exhaust Valve: Integrates OEM valve motor (not included) to regulate flow opening fully under hard acceleration for maximum power or closing for quiet cruising
- High Flow Traverse Muffler: Black high-temperature finish muffler enhances exhaust scavenging reduces backpressure for noticeable throttle response and horsepower gains
- Dual 4-Inch Polished Tips: 304 stainless steel slash-cut tips feature laser-etched aFe Power logo add aggressive rear stance and heat-resistant polish
- Leak-Free Band Clamps: 360-degree sealing high-quality clamps ensure no exhaust leaks maintain performance and easy servicing
Product Notes
- Requires factory exhaust valve motor for full valve operation
- High-polish tips resist discoloration maintain appearance after heat cycles
- Ships fully assembled ready for direct replacement
Installation Notes
- Professional installation recommended.
- Bolt-on fit uses all factory hanger locations no cutting or welding needed
- Band clamps and hardware included for secure 30-60 minute install
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2016-2018 | BMW | 340i | Base |
| 2016-2018 | BMW | 340i xDrive | Base |
| 2017-2019 | BMW | 340i GT xDrive | Base |
| 2017-2020 | BMW | 440i | Base |
| 2017-2020 | BMW | 440i xDrive | Base |
| 2017-2020 | BMW | 440i Gran Coupe | Base |
| 2017-2020 | BMW | 440i xDrive Gran Coupe | Base |
Why Choose aFe Power?
- Engineered for direct fit precision on BMW B58 platforms with dyno-tested flow gains
- Premium 304 stainless steel TIG-welded for lifetime corrosion resistance
- Proven track record in performance exhaust with millions of miles on roads
Frequently Asked Questions
-
Q: Does this fit 2018 BMW 340i xDrive with stock B58 engine?
A: Yes direct bolt-on for all 2016-2018 340i xDrive models retains factory valve and hangers no modifications required -
Q: What finish are the tips and how do they hold up?
A: Dual 4-inch tips feature polished 304 stainless steel finish resists bluing and fingerprints easy to clean for lasting shine -
Q: What warranty covers this exhaust system?
A: Limited lifetime warranty on materials and workmanship excludes physical damage or improper installation
Shipping & Handling
- Method: Free ground shipping on orders over $99
- Availability: In stock - ships same or next business day
- Packaging: Securely boxed dimensions 42 in L x 14 in W x 14 in H
- Weight: 28 lbs
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aFe
aFe Power / Advanced FLOW Engineering performance parts deliver proven power gains, improved efficiency, and uncompromising reliability for street, track, and off-road builds. Founded in 1999, aFe Power has become one of the most trusted names in automotive performance, designing and manufacturing high-quality intake systems, exhaust components, filtration solutions, and engine upgrades right here in the USA. Built on an engineering-first philosophy, Advanced FLOW Engineering (aFe) develops products using advanced R&D, in-house testing, and precision manufacturing to ensure consistent results, excellent fitment, and long-term durability across gas and diesel platforms alike. Shop the complete lineup of aFe Power performance parts at Black Ops Auto Works, including cold air intakes, exhaust systems, high-performance air filters, diesel upgrades, and supporting hardware designed to work together for predictable, repeatable gains. aFe Cold Air Intakes & Airflow Upgrades aFe Pow... View Our aFe Products...
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