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aFe MACHForce XP Exhausts Cat-Back SS 16-17 BMW 340i/iX 440i/iX (F3X) L6-3.0L (B58) w/Black Tips aFe AFE49-36334-B
aFe MACHForce XP Exhausts Cat-Back SS 16-17 BMW 340i/iX 440i/iX (F3X) L6-3.0L (B58) w/Black Tips aFe AFE49-36334-B
aFe MACHForce XP Exhausts Cat-Back SS 16-17 BMW 340i/iX 440i/iX (F3X) L6-3.0L (B58) w/Black Tips aFe AFE49-36334-B
aFe MACHForce XP Exhausts Cat-Back SS 16-17 BMW 340i/iX 440i/iX (F3X) L6-3.0L (B58) w/Black Tips aFe AFE49-36334-B
aFe MACHForce XP Exhausts Cat-Back SS 16-17 BMW 340i/iX 440i/iX (F3X) L6-3.0L (B58) w/Black Tips aFe AFE49-36334-B
aFe MACHForce XP Exhausts Cat-Back SS 16-17 BMW 340i/iX 440i/iX (F3X) L6-3.0L (B58) w/Black Tips aFe AFE49-36334-B
aFe MACHForce XP Exhausts Cat-Back SS 16-17 BMW 340i/iX 440i/iX (F3X) L6-3.0L (B58) w/Black Tips aFe AFE49-36334-B
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aFe MACHForce XP Exhausts Cat-Back SS 16-17 BMW 340i/iX 440i/iX (F3X) L6-3.0L (B58) w/Black Tips

aFe
AFE49-36334-B
802959630297
Catback
Out of stock
aFe, Catback, Exhaust Systems
$ 2,238.00

SKU: 49-36334-B | UPC: 802959630297

aFe MACHForce XP Exhausts Cat-Back SS 16-20 BMW 340i/iX 440i/iX (F3X) L6-3.0L (B58) w/Black Tips

This aFe Power MACH Force XP cat-back exhaust system upgrades 2016-2020 BMW 340i 440i models with B58 3.0L turbo engine. Mandrel-bent 304 stainless steel tubing from 3 inch inlet to 2.5 inch boosts exhaust flow for added horsepower torque and deep aggressive exhaust note. Factory-style valve and mounting points ensure direct bolt-on fit with dual 4 inch gloss black tips for bold rear stance.

Key Features

  • Brushed 304 Stainless Steel Tubing: 3 inch to 2.5 inch mandrel-bent construction resists corrosion provides strength and prevents cracking for long-lasting performance.
  • High Flow Transverse Muffler: Absorbs high-pitch tones while delivering powerful deep sound unleashes full engine power through free-flow design with black powder-coated finish and aFe logo.
  • Factory Style Exhaust Valve: Integrates with OEM valve motor (not included) to control exhaust flow based on throttle for optimal performance and sound tuning.
  • Dual 4 Inch Gloss Black Tips: 304 stainless steel laser-etched with aFe Power logo adds aggressive style and perfect finish to the rear exhaust outlets.
  • Leak-Free V-Band Flanges and Band Clamps: Factory-style 360 degree seals combined with hanger locations deliver secure hassle-free installation without leaks.

Product Notes

  • Requires factory exhaust valve motor for full valve operation (motor not included with system).
  • High-temp black powder coat on muffler withstands heat and road conditions for durable appearance.
  • Ships fully assembled in heavy-duty box measuring 48 x 16 x 16 inches product weight 38.80 lbs.

Installation Notes

  • Professional installation recommended.
  • Bolt-on design uses all factory hanger locations and mounting points for direct fit.
  • Compatible with OEM exhaust valve motor and V-band flanges for secure connections.

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 precise fit and dyno-tested power gains on B58 platforms.
  • 100 percent hand TIG-welded 304 stainless steel tubing for durability and flow.
  • Direct replacement systems retain OEM functions while enhancing sound and response.

Frequently Asked Questions

  • Q: Does this exhaust fit 2018 BMW 340i xDrive with B58 engine?
    A: Yes it bolts directly to 2016-2018 BMW 340i xDrive using factory hangers and valve motor for seamless integration.
  • Q: What material are the tips and tubing made from?
    A: All components including dual 4 inch tips and 3 inch tubing use brushed 304 stainless steel for corrosion resistance and strength.
  • Q: What warranty covers this cat-back system?
    A: Backed by aFe Power limited lifetime warranty on workmanship and materials when installed properly.

Shipping & Handling

  • Method: Ground shipping via UPS or FedEx
  • Availability: In stock - ships same or next business day
  • Packaging: Securely packed in 48 x 16 x 16 inch box
  • Weight: 38.80 lbs
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