Details
Product Information
aFe Momentum GT cold air intake system with a Pro DRY S filter, a one-piece sealed XLPE housing with a clear sight window and a dyno-tuned XLPE intake tube. The 6-1/2 in tall radial flow filter mounts on a 3-1/2 in flange. The Pro DRY S filter uses three layers of oil-free synthetic media and is washable and reusable. It flows 240 CFM at 7 in H2O, 7% more than the factory intake, and is rated at up to 7 hp and 11 lb-ft. It mounts in the factory locations and works with the factory strut brace.
Specifications
| Type | Cold Air Intake System |
| Series | Momentum GT |
| Filter Media | Pro DRY S, three-layer oil-free synthetic, washable and reusable |
| Filter | 6-1/2 in tall, 360 degree radial flow, 3-1/2 in round flange, inverted top |
| Housing | One-piece sealed XLPE (cross-linked polyethylene) with clear sight window |
| Intake Tube | Dyno-tuned XLPE, heat-soak resistant |
| Gains | +7 hp, +11 lb-ft; 240 CFM @ 7 in H2O, 7% more than the factory intake |
| Engine | L4 2.0L turbo B46 |
| Fitment Notes | Not for late 2019 models with the LCI MAF sensor; fits with or without the factory strut brace. BMW X1 sDrive28i 2017-2019, BMW X1 xDrive28i 2016-2019, BMW X2 sDrive28i 2018-2019 and 4 more: L4-2.0L (t) B46 Engine; Mini Cooper 2014-2019, Mini Cooper Clubman 2016-2019, Mini Cooper Countryman 2017-2019: L3-1.5L (t) B36 Engine; Mini Cooper Clubman John Cooper Works ALL4 2017-2019, Mini Cooper Countryman John Cooper Works ALL4 2018-2019, Mini Cooper John Cooper Works 2016-2019: L4-2.0L (t) B48 Engine |
| What's in the Box |
|
| Replacement Filter | 21-91097 (Pro DRY S) |
| Filter Color | Gray |
| Hardware Included | Yes |
| Air Flow Gain | 7 Percent |
| Pre-Filter | 28-10083 |
| Air Box Type | Closed |
| Heat Shield Included | Yes |
| Tune Required | No |
| Warranty | 2 years on components (original owner) |
| Part Number | 50-70097D |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2017-2019 | BMW | X1 | sDrive28i |
| 2016-2019 | BMW | X1 | xDrive28i |
| 2018-2019 | BMW | X2 | sDrive28i |
| 2018-2019 | BMW | X2 | xDrive28i |
| 2016-2019 | Mini | Cooper | John Cooper Works |
| 2015-2019 | Mini | Cooper | S |
| 2017-2019 | Mini | Cooper Clubman | ALL4 |
| 2017-2019 | Mini | Cooper Clubman | John Cooper Works ALL4 |
| 2016-2019 | Mini | Cooper Clubman | S |
| 2018-2019 | Mini | Cooper Countryman | John Cooper Works ALL4 |
| 2017-2019 | Mini | Cooper Countryman | S |
Documents: Installation Instructions (PDF) | Airflow Chart | Dyno Chart | Filter Cleaning Instructions
Will it fit my late 2019 car with the LCI MAF sensor?
- No. This kit does not fit late 2019 models with the LCI Mass Air Flow sensor; those cars take 50-70068R or 50-70068D.
What comes in the box?
- The air filter, intake tube, housing with clear sight window, silicone bellow coupling, two clamps, two M4 screws and an auxiliary inlet plug.
How do I service the filter?
- The Pro DRY S filter is washable and reusable. The replacement filter is part number 21-91097.
Is there a Pro 5R version?
- Yes, the Pro 5R version of the same Momentum GT kit is part number 50-70097R.
Does it fit with the factory strut brace?
- Yes. The intake fits with and without the factory brace.
Shipping
- In stock orders typically ship within 1 to 3 business days.
- Standard, expedited, and overnight options at checkout.
- Oversized items ship by freight and take longer.
- Special order items follow a lead time we confirm with you individually before the order is committed.
- Backordered items ship as soon as stock lands. Lead times are manufacturer estimates and can change. Contact us for current ETAs.
- Need to cancel? Email us right away. Cancellations are not guaranteed once an order is in process. In-stock orders cancel free before they ship; a 6% fee applies only to confirmed backorders and special orders.
- International orders: prices do not include VAT, duties, or import fees. Your country charges these at import and they are the buyer’s responsibility.
Returns
- 30 days from delivery to request and ship back a return on new, uninstalled items in original packaging with all hardware.
- Standard returns: 8% restocking fee on the item price before tax and shipping. Shipping is not refunded in either direction. All waived if the item is defective or we made the error.
- Fitment guaranteed: select your vehicle above, or confirm fitment with us in writing before you order. If the part shows as a fit and it is wrong, the return is on us, even after installation. Otherwise, installed or used parts cannot be returned.
- Final sale: special orders, coilovers, electronics, engine internals, turbochargers, superchargers and turbo kits, unless defective or we sent the wrong item.
- Product images may be representative. The SKU and specifications in the listing are what ships.
- Email us for return authorization before shipping anything back.
Full details: Shipping Policy · Returns & Refunds · Warranty






