BMW Axleback Exhaust for BMW F82 M4 S55 3.0L

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Axleback exhaust systems generally include what's behind your rear axle. These are among the easiest of exhaust upgrades to install, and give you an instant upgrade in sound.
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F8X M3/M4 Dinan Sport Axle-Back Exhaust - Polished Tips
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Dinan - Corporate Logo
T#:389154
Part#: D660-0050
Back Ordered
Sale - Save 10% $ 2,349.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 2,114.96 USD
Free Shipping
Sale - Save 10%
$ 2,349.99

This product was last offered at the strikethrough price on
09-28-2026

$ 2,114.96 USD
Free Shipping

Elevate your BMW's performance with the Dinan Free Flow stainless exhaust, designed to reduce backpressure and increase flow, resulting in up to 5 horsepower gain. Crafted from durable 20-gauge 304 stainless steel, this exhaust system boasts 3.5" polished tips and Dinan's Tuned Resonance Chamber Technology for a pleasant yet aggressive tone, remaining civil under normal driving conditions.

Key Features:

  • Max gain of 5 horsepower
  • Durable 20-gauge 304 stainless steel muffler
  • 3.5" polished tips
  • Dinan's Tuned Resonance Chamber Technology for a pleasant tone
  • High-flow exhaust valves reduce drone & improve flow
  • Weight savings compared to stock system
  • Worth 3 points toward your Dinan badge

For over 35 years, Dinan has been a leading BMW tuning company, focusing on balanced performance that preserves the original driving feel. Backed by a four-year, 50,000-mile warranty, Dinan ensures quality, carefully developed, and tested products.

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