Details
Product Information
The aFe Magnum FORCE Stage-2 cold air intake for the 6.2L gas V8 Super Duty mounts a Pro DRY S filter inside a one-piece 18 gauge steel housing. The Pro DRY S media uses three layers of oil-free synthetic material and can be washed and reused without oiling. A silicone hump coupling, vent fittings, hoses and clamps are included to connect the intake tube to the factory vent lines. On 2018 trucks the passenger side 3/8 in vent is sealed with the supplied cap.
Specifications
| Type | Cold Air Intake System |
| Series | Magnum FORCE Stage-2 |
| Filter Media | Pro DRY S, three-layer oil-free synthetic, washable and reusable |
| Housing | One-piece 18 gauge steel |
| Fitment Notes | 6.2L gas V8 only; on 2018 models the 3/8 in passenger side vent hose is not used and is capped |
| What's in the Box |
|
| Install | About 1 hour |
| Replacement Filter | 21-91065 (Pro DRY S) |
| Engine | V8-6.2L |
| Hardware Included | Yes |
| Pre-Filter | 28-10133 |
| Air Box Type | Open |
| Heat Shield Included | Yes |
| Tune Required | No |
| Gains | Up to +17 Horsepower hp and +29 Ft-Lbs lb-ft (aFe dyno) |
| Warranty | 2 years on components (original owner) |
| Part Number | 51-12942-B |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2017-2019 | Ford | F-250 Super Duty | King Ranch |
| 2017-2019 | Ford | F-250 Super Duty | Lariat |
| 2017-2019 | Ford | F-250 Super Duty | Platinum |
| 2017-2019 | Ford | F-250 Super Duty | XL |
| 2017-2019 | Ford | F-250 Super Duty | XLT |
| 2017-2019 | Ford | F-350 Super Duty | King Ranch |
| 2017-2019 | Ford | F-350 Super Duty | Lariat |
| 2017-2019 | Ford | F-350 Super Duty | Platinum |
| 2017-2019 | Ford | F-350 Super Duty | XL |
| 2017-2019 | Ford | F-350 Super Duty | XLT |
Documents: Installation Instructions (PDF)
Which trucks does this intake fit?
- The 2017-2019 Ford F-250 and F-350 Super Duty with the 6.2L gas V8.
Does it fit the 6.7L Power Stroke?
- No. It is built for the 6.2L gas V8 only.
Does the Pro DRY S filter need oil?
- No. The three-layer synthetic media is oil-free and can be washed and reused.
What replacement filter does it use?
- The Pro DRY S filter is part number 21-91065.
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






