The Milltek Sport Non-Resonated OPF/GPF Back Exhaust System for the MK4 Mini Cooper S F66 has been developed in response to enthusiast demand for visible exhaust tips, improved sound quality, and enhanced rear-end aesthetics.
This system transforms the rear of the F66 by combining a rear diffuser overlay, a choice of premium exhaust tips, and a resonated exhaust layout that delivers a refined yet sporty exhaust note while retaining everyday usability.
Designed specifically for vehicles fitted with the Sport Diffuser, this system improves both acoustic dynamics and visual impact, making it a standout upgrade for the latest Mini platform.
Key Features
Non-Resonated OPF/GPF-back exhaust system
Designed for Sport Diffuser models
Requires cutting for installation
Enhanced exhaust tone with refined sound characteristics
Visible exhaust tips for improved rear-end aesthetics
High-quality stainless steel construction
Manufactured in the UK
Included Components
MLTKM001: Rear Diffuser Overlay (Gloss Black)
F5066: Adapter for OE Downpipe (76.2 O.D. to 65 I.D., 110mm long)
MSM365: Front Silencer
MSM369: Rear Silencer (ECE Specification)
MSM368: Tip Extension Pipes
MSVW374: Brushed Titanium GT (Round) 100mm Exhaust Tips
Milltek Non-Resonated OPF / GPF Back Exhaust System for MINI F66 Cooper S JCW
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Pipe Diameter: 76.20mm
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Fitting Time: 3–4 hours (including removal of OE system)
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Race Product: No
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E-Marked: Yes
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