Valved Exhaust System for BMW X6 M E71 4.4TT (2010-2014)
Configuration
BMW X6 M E71 4.4TT Valved Exhaust System (2010-2014)
Valves
Operated by remote control, factory-paired.
Estimated at 0.50 m from the outlet, 45°, 2,000 rpm with a warm engine. Allow ± 2 dB depending on the engine and measuring point. A 3 dB difference is audible in a direct comparison; 10 dB sounds roughly twice as loud.
Configuration guide
Sound intensity with the valves open, on a scale of 0 to 10.
| Configuration | Intensity |
|---|---|
| Decat downpipe + Rog cat-back | 10/10 |
| 100-cell sports catalytic converter + Rog cat-back | 9/10 |
| 200-cell sports catalytic converter + Rog cat-back | 8/10 |
| Rog cat-back only, factory catalytic converter retained | 7/10 |
| Factory exhaust, for comparison | 3/10 |
The BMW X6 M E71 exhaust in detail.
The first coupé SUV from BMW M, the X6 M E71 takes the X5 M E70’s architecture under a sloping roofline: a 4.4-litre V8 with both turbos housed in the V, 555 hp and 680 Nm, moving this bulk with disconcerting ease. Produced from 2010 to 2014, it shares its system with the X5 M according to the guide, each keeping its own page; the X6 M F86 that succeeds it has its own.
Our data puts its factory exhaust at 44.7 kg, a considerable weight for an assembly that also smothers the V8: you feel the thrust, but only hear a distant breath. Yet a V8 has a deep, meaty voice, made of tight pulses that quicken with the revs. With the valves open, our cat-back makes the engine rumble darkly at low revs then sends a dense wave rising with every acceleration; closed, they give the X6 M back its role as a touring car.
This coupé SUV receives a system bent to its VIN, which the garage connects in about two hours with no welding; the factory valve control is retained where it exists, and replaced by the Rog remote otherwise.
The “Manifold” option sells the V8’s front section; on its own, it affects the voice and the mass, with power coming from an ECU remap. On this 2010 coupé SUV, the 200-cell front section lets exhaust gas treatment do its job, the 100-cell one is accepted or not depending on the car and the rules in your country, and the variant without a catalytic converter, the decat version, is reserved for track use. Against the stock 44.7 kg, our titanium version, around 40% lighter than the same system in 304 stainless steel, noticeably lightens the rear.
BMW X6 M E71 4.4TT exhaust specifications.
| System type | Valved cat-back (valve exhaust), built to your VIN |
|---|---|
| Vehicle and chassis code | BMW X6 M E71 |
| Engine | 4.4-litre twin-turbo V8, turbos in the vee, 555 hp and 680 Nm |
| Years | 2010-2014 |
| Materials and finishes | 304 stainless steel or titanium; titanium in brushed, gold or purple |
| Valves | Factory valve control if the car has it, otherwise the Rog remote |
| Front section (option) | Catalyzed front section, 200-cell or 100-cell, or decat |
| Fitting | Clamps and gaskets, no welding, about 2 hours on a lift |
| Manufacturing and delivery | Made to order, 20 working days, free delivery |
| Warranty | 3 years, parts and workmanship |
Questions about the BMW X6 M E71 4.4TT exhaust.
Can my X6 M E71 use the system designed for the X5 M E70?
Our guide groups them together, the X6 M being simply an X5 M under a coupé body; we keep two pages and check your SUV’s VIN before any manufacturing.
Does an X6 M E71’s twin-turbo V8 have headroom?
The page lists 662 hp and 840 Nm in Stage 2, with the front section and a map from an approved tuning centre; on this first-generation V8, cooling and maintenance matter as much as the software.
Before vehicle inspection, how should a modified X6 M E71 be prepared?
Drive to the centre with the valves shut, so the first X6 M regains its factory murmur, and keep a catalyzed front section, factory or 200-cell; the 100-cell is accepted or not depending on the vehicle and your country’s rules, and the decat version is reserved for track use.
Forty-four kilos of factory exhaust: what does an X6 M E71 gain with titanium?
Our data puts the standard system at 44.7 kg; our titanium version weighs around 40% less than the same system in stainless steel, though we do not quote an exact weight before measuring it.
Does a 2015 X6 M fall under this page?
No, 2015 saw the arrival of the X6 M F86 with a revised S63 engine, shown on its own page; your VIN removes any doubt.
BMW X6 M E71 4.4TT: Does a valved exhaust system drone?
No. With the valves closed, the gases flow through the whole rear muffler and the cabin stays calm at a steady speed. Our Rog exhausts are designed to avoid drone. Learn more: Why our systems stay calm on the highway.
BMW X6 M E71 4.4TT: straight pipe or resonator?
On this model, two characters at the same price: the straight pipe for the raw sound of your engine, unfiltered, or the resonator for a rounder and slightly softer voice. Either way, the exhaust stays fully sporty. Learn more: Exhaust resonator: what does it do? Straight pipe or resonator, which sound to choose.
Rog expert guide
BMW X5 M E70 and X6 M E71: the first BMW M SUVs, the exhaust system guide
With the X5 M E70 and the X6 M E71, BMW M created its first SUVs and gave them the same engine: a 4.4-litre biturbo V8 with 555 hp and 680 Nm. Sports car performance in family-car proportions, but a...
In detail
Rog Advisor
A question about this exhaust?
Fitment, sound, catalyst, valves, delivery: the answer comes straight away, with your configuration in context.
The Rog Advisor is an automated assistant trained on our product pages and answers. For an important decision, write to us: we confirm by e-mail.
Unsure about your configuration? Talk to us before you order. We know your car. Write to us at contact@rogmotorsport.com: we reply in writing, in English, within 24 hours. Email us
Your country
Rog in Canada.
Inspections in Canada
A Rog cat-back leaves your factory catalytic converter, oxygen sensors and OBD untouched, and valves closed, your car sounds very close to stock at a safety inspection. Sport cats follow your province's rules, the catless version is for the track only, and your province decides.
On the road
Valves closed around town, your car sounds very close to stock, and you open them whenever you like.
Your documents
Each system is built from the VIN on your vehicle registration, and we send its technical documentation free on request, for an inspection or for your insurer.
Your insurance
Tell your insurer before installation: our free technical documentation makes it easy.
Reviews imported from our previous system and translated from French; verified purchases carry the badge.
Rog presentation film: choosing your vehicle, Standard or Equal Length design, stainless steel or titanium, Z-Pipe, controlled valves, titanium and tip finishes, and support from choosing your configuration through to shipping.
THE Rog CRAFT
Our process.
From the first bend to the last check. The same care at every step.
-
Design
Designed for your vehicle.
Geometry matched to your model, carefully studied bends and precise mounting points. Everything starts with accurate design.
-
Manufacture
Crafted with precision.
Tube bending, part fitting and TIG welding: every joint receives the same care.
-
Finishing
Material, elevated.
The finish reveals the character of the metal. Stainless steel or titanium, depending on the options available for your vehicle.
-
Assembly
Every part in its place.
Components are assembled and adjusted. On valved systems, the mechanism is fitted, set up and tested.
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Inspection
Check. Then approve.
Geometry, welds, connections and gas flow: the key points are inspected before shipping.
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Shipping
Ready to join you.
Reinforced packaging protects your exhaust in transit. The final step before giving your vehicle a new voice.
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