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Remus Axle-Back Sport Exhaust Rear Silencer/Back Box L/R, Quad 4x84mm Tips/Tailpipes, Stainless, ECE Approved, for BMW 335i E90 E92 E93 2006-2009 N54 Twin Turbo | Performance Muffler Upgrade | Quad Exit 3 Series 3.0
Remus Axle-Back Sport Exhaust Rear Silencer/Back Box L/R, Quad 4x84mm Tips/Tailpipes, Stainless, ECE Approved, for BMW 335i E90 E92 E93 2006-2009 N54 Twin Turbo | Performance Muffler Upgrade | Quad Exit 3 Series 3.0
Heads-up on cancellations & returns: if you cancel an order or return an item, you won't get back 100% of what you paid. We apply a 10% restocking fee, the outbound shipping is non-refundable, and we have to pass on Shopify / PayPal payment processing fees; these aren't returned to us when we refund you. International orders also lose on exchange-rate spread in both directions. If the original packaging is damaged or missing, a reboxing charge applies. For international orders specifically, if you refuse to pay our shipping invoice or supply a prepaid label after placing the order, the same deductions apply. We're upfront about this — please be sure of your purchase before ordering.
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Remus Axle-Back Sports System with Quad 84 mm Outlets for BMW 335i E90 E92 E93 2006 to 2009 N54
Give your E9x 335i the sound and style it deserves. This Austrian-built Remus axle-back setup replaces the factory rear boxes on BMW 3 Series 335i models from 2006 to 2009 with the N54 twin-turbo petrol engine, adding a rich, motorsport-inspired tone and improved flow. Crafted from high-grade stainless steel with a durable media-blasted finish, it is engineered for precise OEM-style mounting and perfect tip alignment while delivering a purposeful quad-exit look.
Key benefits
- Four 84 mm outlets for a bold, OEM plus appearance
- Deeper, sportier soundtrack tailored to the N54 twin-turbo straight-six
- Lower backpressure for sharper throttle response and a more eager rev feel
- Stainless steel construction for longevity and corrosion resistance
- Lightweight design with exact-fit hangers and brackets for clean installation
- Austrian craftsmanship with quality finishing throughout
- ECE approval for road use where applicable
Compatibility
BMW 3 Series 335i 225 kW petrol models produced 2006 to 2009:
- E90 saloon
- E92 coupé
- E93 convertible
Important: for vehicles without GPF or OPF only.
Tailpipe styles
Select your preferred 84 mm tip design to suit your build:
- Straight with carbon insert
- Carbon Race angled with carbon ring
- Black chrome straight with carbon insert
- Carbon angled with titanium-look internals
- Angled rolled edge chrome
Why enthusiasts choose this upgrade
We fit these systems on customer 335i builds and run them on our own projects. Feedback is consistently positive: premium build quality, excellent fit, and a deep, sporty tone that enhances the N54 character without being overbearing. A proven rear box upgrade that elevates everyday driving and weekend blasts alike.
Fitting and support
Direct bolt-on axle-back assembly designed for the models listed above. Professional installation is recommended for optimum tip positioning and alignment.
Want it installed Contact MJ Modifications in Warwickshire for a fitting quote: info@mjmodifications.co.uk.
Search terms customers use
BMW 335i quad exit exhaust UK, E90 E92 E93 335i axle-back, N54 twin-turbo sports muffler, E9x 335i quad 84mm tips, stainless performance rear box 335i, BMW 3 Series 335i sound upgrade, road legal ECE sports exhaust, 3.0 twin turbo straight six exhaust, 2006 2007 2008 2009 335i exhaust UK, left and right silencers for 335i, Remus sport muffler made in Austria, OPF GPF delete compatible models only, BMW performance exhaust alternative, quad outlet back box 335i, premium stainless steel BMW 335i mufflers.
Images are illustrative. Tip style may vary by selection. Please confirm compatibility with your exact model and year before ordering.
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