AC Schnitzer Quad Exit Sports Exhaust Rear Silencer/Backbox, Black Ceramic 90mm Tips, for BMW 6 Series Gran Coupe F06 640d Diesel (Axle-Back Quad Tailpipes/Muffler Upgrade)

Upgrade your F06 with a quad exit rear silencer and black ceramic tips

Transform the look and tone of your BMW 6 Series Gran Coupe F06 with this AC Schnitzer quad exit rear section. It features four 90 mm outlets, two per side, with a durable black ceramic finish and etched AC Schnitzer branding for a premium motorsport-inspired appearance.

Why enthusiasts choose this setup

• Quad outlet tailpipe design delivers an aggressive, balanced rear profile on the 6 Series Gran Coupe
• Black ceramic coated tips for a stealth aesthetic and long-lasting finish
• Crisper, more characterful exhaust note from the AC Schnitzer sports rear silencer
• Perfect visual match to AC Schnitzer body styling and diffuser options

Key details

• Configuration: four 90 mm tailpipe ends, two per side
• Finish: black ceramic with etched AC Schnitzer logos
• Silencer: uses the same sports rear silencer as the dual version. Export version on petrol models

Fitment and compatibility

• Chassis: BMW 6 Series Gran Coupe F06, including 640d
• SE and Sport models require the AC Schnitzer rear skirt
• M Sport models require the AC Schnitzer carbon fibre rear diffuser
• Does not fit the standard factory skirt on any model
• Please select the correct engine option when ordering

Real-world results

We have fitted this system for customers and feedback has been consistently positive. Owners love the sharper styling, the refined tone and the quality you expect from AC Schnitzer.

Ideal search terms and benefits

This is the perfect choice if you are looking for a performance rear silencer, quad tip muffler, backbox upgrade, quad outlet tailpipes, black ceramic tips, BMW F06 6 Series exhaust upgrade, 640d diesel exhaust sound enhancement, or a premium German tuning exhaust for the Gran Coupe.

Professional installation

For fitting, we recommend booking with MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk.

If you have any questions about compatibility with SE, Sport or M Sport bodywork, or need advice on the correct diffuser or skirt to pair with this quad exit system, get in touch and we will be happy to help.