Home FASS BFC1001K Fuel Systems Billet L5P Filter Cap (Duramax 17-24)

FASS BFC1001K Fuel Systems Billet L5P Filter Cap (Duramax 17-24)

NOW $420.67
Or 4 interest-free payments of $105.16
In stock at 1 of our locations
🚛 Free NZ shipping
🔒 12 month warranty on all parts
NZ WOF compliant
🔧 Fitting available NZ wide

FASS BFC1001K - Fuel Systems Billet L5P 2017-2024 Duramax Fuel Filter Cap () FASS Fuel Systems Billet L5P 2017-2024 Duramax Fuel Filter Cap (BFC1001K). Part No: BFC1001K The OEM plastic fuel filter cap on your L5P Duramax is susceptible to rounding off when replacing the water separator and cracking during extreme cold weather conditions.

Upgrade your OEM plastic fuel filter housing or FASS Drop-In Series with our Billet Fuel Filter Cap! The FASS Fuel Systems Billet Fuel Filter Cap was engineered and manufactured in the USA with the quality you'd expect from FASS.

Our Billet L5P Duramax Fuel Filter Cap utilizes the same 36mm socket for removal and is equipped with a billet aluminum drain valve that allows for tool-free draining! The FASS Fuel Systems Billet Fuel Filter Cap was engineered and machined in the USA out of 6061 billet aluminum.

L5P Duramax Billet Fuel Filter Cap Replaces the cheap OEM plastic fuel filter cap with a high-quality 6061 billet aluminum cap Billet drain valve allows for easy draining Works with the factory plastic fuel filter housing and the FASS L5P Drop-In Series Systems 1/8 female NPT port on the billet drain valve allows for a barb fitting to be installed if desired

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.


4.8
★★★★★
23 reviews
5 ★
18
4 ★
3
3 ★
2
2 ★
0
1 ★
0