Dinan D660-0091-BLK Valved Axle-Back Exhaust System BMW - 330i 430i

The Dinan D660-0091-BLK Valved Axle-Back Exhaust System transforms your BMW 330i or 430i with an enhanced exhaust note while maintaining factory valve control functionality. This performance exhaust delivers a sportier, more aggressive sound without excessive drone, thanks to advanced drone abatement technologies that reduce unwanted cabin resonance.

Performance Benefits:

• Increases power output by up to 4 HP and 3 lb-ft of torque
• Improved exhaust flow with optimized piping diameter (85mm to dual 60mm vs. stock 85mm to dual 83mm)
• Retains full factory exhaust valve control for on-demand sound character

Construction and Design:

• Premium 100% 304 stainless steel construction for corrosion resistance and durability
• Dual 4-inch (102mm) double-walled black ceramic coated tips with laser-engraved Dinan logo
• Clamp-on tip design for secure fitment
• Factory-like fitment with all necessary mounting hardware included

This exhaust system is engineered specifically for 2019-2024 BMW 330i and 430i models, ensuring precise fitment and seamless integration with your vehicle's exhaust valve system. The result is an exhaust that delivers an enjoyably louder, sportier sound when you want it, while maintaining civility during normal driving conditions.