BMW 3 Series 320i E92/E93 N46 Performance Exhaust Rear Box / Back Box / End Silencer Muffler, Stainless Steel Twin 74mm Chrome Tips, Coupe & Convertible (2005-2013) | Genuine OEM | Part 18302165671

Original BMW Rear Box Upgrade for 3 Series E92 E93 320i N46 with Twin 74 mm Chrome Finishers

Give your 320i a factory-approved sound and look with this original BMW rear section. Crafted in stainless steel with twin polished 74 mm tailpipe finishers, this OE-spec end silencer brings a deeper, sportier tone while keeping everyday refinement. It is the perfect direct-fit replacement for owners who want an authentic, dealer-quality upgrade without compromise. OEM part number 18302165671.

Key reasons to choose this OE rear section

• Original BMW accessory for precise fitment and a clean, factory appearance
• Purpose-built for BMW 3 Series E92 coupé and E93 convertible 320i with the N46 petrol engine
• Durable stainless construction for long-term corrosion resistance
• Twin 74 mm chrome outlets for a smart, sporty finish that suits the 3 Series rear bumper
• Flow-optimised internals for crisp throttle response and smoother gas flow
• Sportier acoustics around town yet calm and comfortable on the motorway
• Developed using CAD and FEM for OEM-grade quality and alignment with factory mounting points

At MJ Modifications we have installed and used this system ourselves, and our customers consistently praise the fit, tone and overall quality. If you want a subtle performance uplift with genuine parts and zero hassle, this rear box is a brilliant choice.

What is included

• Rear end silencer with twin 74 mm chromed stainless tips
• Clamp and all required mounting hardware

Vehicle suitability

• BMW 3 Series E92 320i coupé from Sept 2006 to Jun 2013
• BMW 3 Series E93 320i convertible from Sept 2005 to Aug 2013
• Engine: N46

Part number

18302165671

Professional fitting

We recommend installation at MJ Modifications, Warwickshire. For a fitting quote please email info@mjmodifications.co.uk. This rear section is a direct replacement and bolts up using the supplied clamp and standard hangers for a tidy, hassle-free install.

Compatibility check

We can confirm fitment before dispatch. Provide your UK registration or the last 7 digits of your VIN at checkout, or email us for assistance.

Manufacturer

BMW - Genuine BMW Performance Parts

Warranty

Two years manufacturer warranty for UK customers and one year for international customers when a valid VIN is provided at checkout on compatible vehicles.

Popular search terms

BMW 3 Series rear box, BMW 320i end silencer, BMW 320i sports muffler, E92 320i rear section, E93 320i cabrio exhaust, BMW 320i petrol back box, OE BMW exhaust 18302165671, BMW twin tip exhaust 74 mm, BMW stainless rear silencer, BMW performance rear section for 320i, BMW 3 Series exhaust tail section, BMW chrome tailpipe upgrade, BMW original equipment muffler, BMW dealer accessory exhaust, direct fit BMW rear can, BMW 320i exhaust replacement UK, MJ Modifications exhaust fitting Warwickshire.