BMW 330i Performance Exhaust - Dinan Freeflow Axleback + Tuned Resonance Chamber - Polished (2001–2006). Sportier tone and improved flow for daily use.

Built from 100% 304 stainless with 20-gauge muffler cases, this axle-back combines Dinan Tuned Resonance Chamber technology with drone abatement for a balanced, engaging note. Dual 2.5 in polished, laser-engraved tips, factory bracket/hanger use, and about 11 lbs saved (approx. 17 vs 28 lbs stock) round out the package. With software, gains are up to +5 hp and +4 lb-ft at 6500 rpm.

Features

• E46 330i fitment: 2001–2006
• 100% 304 stainless; 20-gauge cases
• Uses factory brackets and hangers
• About 11 lbs lighter than stock
• Dual 2.5 in polished, laser-engraved tips
• Drone abatement; tuned resonance technology

Questions or ready to schedule? Call our Austin, TX shop at 512-982-9393 or our Los Angeles, CA area shop at 562-981-6800. We offer professional installation and customization at both locations.

If buying multiple items, contact us for shipping discounts. We install on premises at both locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov