aFe BMW S63 F85 F86 Momentum ST Cold Air Intake System - X5M and X6M Performance Induction Upgrade
Unlock intake sound, airflow and proven gains with the aFe Momentum ST cold air intake for the BMW S63 twin-turbo 4.4 V8. Designed specifically for the BMW X5M F85 and X6M F86, this performance air intake system outflows the factory airbox and delivers dyno-proven horsepower and torque. If you are searching for BMW X5M intake, BMW X6M intake, BMW S63 cold air intake, F85 intake, F86 intake, aFe Momentum ST, Pro 5R or Pro DRY S, this is the upgrade that brings power, response and an addictive induction roar.
Why upgrade your BMW X5M and X6M intake
- Dyno-proven gains - up to +16 hp and +18 lb-ft with Pro DRY S, up to +18 hp and +20 lb-ft with Pro 5R
- Massive dual 11 inch 360-degree performance air filters for maximum airflow
- Measured flow up to 925 CFM at 7 in H2O depending on filter option
- Sharper throttle response and enhanced turbo spool sound
- Aggressive induction tone thanks to the integrated scoop and dual quad slots
Choose your filter media - Pro DRY S or Pro 5R
Pro DRY S - oil-free, 3-layer synthetic - ideal for street and light off-road use, washable and reusable, maximum convenience. Outflows the factory intake by 27 percent and is measured at 865 CFM at 7 in H2O.
Pro 5R - pre-oiled, 5-layer cotton gauze - maximum performance and airflow for street and track use. Outflows the factory intake by 36 percent and is measured at 925 CFM at 7 in H2O.
Engineered to perform on the S63
- Unique one-piece sealed housing in heat-resistant XLPE with built-in air scoop
- Patent-pending filter-to-housing interface allowing the largest possible filters
- Computer-designed, dyno-tuned intake tubes for performance and perfect fit
- Stainless steel clamps included - durable, secure installation
- Uses factory mounting locations - direct fit upgrade, fewer parts for hassle-free install
Real-world results and customer feedback
We have fitted these aFe Momentum ST cold air intakes to BMW X5M and X6M customer cars and feedback has been consistently positive. Owners report a noticeably louder, sharper induction note under load and confident mid-range pull. It is a high-quality, well-engineered intake that complements the S63’s twin turbo set-up and looks the part under the bonnet.
Key features at a glance
- BMW X5M cold air intake - BMW X6M cold air intake - BMW S63 intake upgrade
- Dual 11 inch performance filters - massive surface area, high airflow
- Sealed XLPE airbox with integrated scoop - lowers intake temps, reduces heat soak
- Washable and reusable filters - long-term performance and value
- Outflows factory intake by up to 36 percent
- Designed for the 4.4L S63 twin-turbo V8 - F85 and F86 platform
Compatibility
- BMW X5M V8 4.4L S63 twin turbo - F85 - 2015 to 2019
- BMW X6M V8 4.4L S63 twin turbo - F86 - 2015 to 2019
Part numbers
- 50-40045R
- 50-40045D
What is included
- Sealed one-piece aFe Momentum ST intake housings with integrated air scoop
- Dyno-tuned intake tubes in heat-resistant XLPE
- Dual high-flow performance air filters - choose Pro DRY S or Pro 5R
- Stainless steel clamps and required hardware
Fitting and installation
This kit utilises factory mounting locations for a straightforward install. Prefer professional fitting for your BMW X5M or X6M intake upgrade in the UK - contact Nforcd in Warwickshire to request a fitting quote at Sales@nforcd.com.
Compatibility check
We run a fitment check before dispatch to ensure you receive the correct parts. Provide your UK registration or the last 7 digits of your VIN during checkout.
Replacement filters
Replacement aFe Magnum FLOW air filters for BMW S63 F85 F86 are available should you wish to refresh or swap media type in the future.
Emissions notice
This product is not currently CARB exempt - not available for purchase in California or for use on vehicles registered with the California DMV.
Manufacturer and warranty
Manufactured by aFe. 1 year warranty.
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