Description
Fits:
| Year | Make | Model | Engine |
| ---- | ---- | ---- | ---- |
| 1999 - 2003 | Ford | F - Series | 7.3L Powerstroke |
Boost your truck's performance with this amazing 7.3L Powerstroke cold air intake from Sinister Diesel. It's designed, engineered, and made in - house, so you're getting top - notch quality. Experience better throttle response and faster turbo spool - up for your 1999 - 2003 Powerstroke 7.3L engine. Whether you're towing, hauling, racing, or just driving daily, this intake is perfect.
Each intake has precision CNC mandrel - bent aluminum tubing for a strong, smooth intake and a perfect fit. The reusable cotton filter is tough and saves you money on disposable filters. The included silicone couplers can handle the high heat of your diesel engine. All the mounting hardware comes in the kit.
Part Number: SD - CAI - 7.3
Features:
- Precision CNC Mandrel Bent Aluminum Tubing for a Perfect Fit
- Oversized Long - Lasting Reusable Cotton Filter Media
- Significantly Improved Throttle Response and Turbo Spool - up
- Ideal for Daily Driving, Towing or Race Day
- Great When Paired With a Sinister Diesel Exhaust or Tuner
- Polished and Powder Coated in Signature Sinister Blue or Grey
- Easy Drop - In Installation with Basic Hand Tools and Minimal Experience
Includes:
- CNC Mandrel Bent Aluminum Intake Tube
- Reusable Cotton Media Filter
- Installation Hardware
Installation:
Click Here To Download Installation Instructions

Using the Sinister cold air intake is straightforward. First, make sure you have basic hand tools and a bit of experience. Then, follow the installation instructions you can download. Just drop - in the intake using the included hardware. For daily use, this intake will give your truck better throttle response and turbo spool - up, whether you're just driving around town or towing heavy loads.
When it comes to maintenance, the reusable cotton filter is a big plus. You don't need to buy new filters all the time. Just clean it periodically according to the instructions. Also, check the silicone couplers from time to time to make sure they can still handle the high heat of your diesel engine. And if you want to get the most out of your intake, consider pairing it with a Sinister Diesel exhaust or tuner.