Pay in 4 interest-free payments
Sinister Diesel COOLFIL-7.3-W Coolant Filtration System w/ Wix Filter (Powerstroke 7.3L 99-03)
Sinister Diesel SD-COOLFIL-7.3-W - 99-03 Ford 7.3L Powerstroke Coolant Filtration System w/ Wix Filter Coolant Filtration System; with WIX; for 1999-2003 Ford Powerstroke 7.3L. Removing contaminates such as the casting sand and metal shavings means your engine's water pump, EGR cooler and oil cooler will last longer.
This kit is designed to bypass and filter small amounts of the engine'coolant while your diesel engine is running. The CNC machined billet 6061 aluminum anodized construction filter block attaches to a supplied bracket, which mounts to factory holes so no drilling is required.
Filter block includes 2 threaded inlet ports and 1 outlet port. This kit includes all fittings needed for installation. The filter can be easily unscrewed for replacement. We recommend replacement of the first filter at 500 miles with replacement of the second and third filters is at 3,000 miles each.
After 3 changes, filter replacement can be done once a year. The silicone hoses fittings are pre-assembled for simple, leak-proof connections that factory tested at twice the recommended radiator cap pressure.; Features: Construction - 6061 Aluminum Filter Block, Silicone Hose, Product Design - CNC Machined 6061 Aluminum, Anodized in Sinister Blue, Performance Notes - Cleaner coolant for longer engine life, Special Note - Recommended Tools: 9/16 , 13/16 wrench, 8mm socket, 3/8 12 point socket or 5/16 combination wrench, large adjustable wrench, regular screw driver, utility knife, diagonal cutters;Includes:Genuine WIX Coolant Filter, Filter Block, Mounting Bracket, Installation Hardware
Shipping Information
Most orders land in 5–12 business days. We'll keep you updated at every step of the journey.
The Kren Bits journey:
- Order received — Day 0
- With fulfilment — Day 1–2
- Heading to courier — Day 2–4
- Shipped — Day 3–7
- Almost there — Day 5–10
- Delivered — Day 5–14
Where your part ships from:
Your order ships from the closest warehouse with available stock across our six-warehouse network — NZ, AU, TH, UK, US, and CN.
We email you at every real milestone — order received, with fulfilment, heading to courier, shipped, almost there, delivered. No chasing, no vague waits.
For more details, visit our Track Your Order page.
Product Enquiry
Got a question about this product? Need to check fitment for your vehicle? Fill in the form below and we'll get back to you within 24 hours.