aFe · New
aFe DFS780 Fuel System Fuel Chamber -Clear
MPN 42-90004 · Store SKU afe42-90004
Supplier stock checked 11/7/2026, 8:20:45 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
Clear high-impact polycarbonate sight glass allows visual inspection of fuel. O.E quality viton seals compatible with diesel and biodiesel fuels. DFS780 Fuel System Sight Glass Fits DFS780 Fuel Systems
Manufacturer fitment & guides
Check 42-90004 against the manufacturer’s application information below.
Part-specific notes
- Not CARB approved. Destination and intended-use restrictions must be checked before sale.
- Emissions acknowledgement required before purchase.
- California Proposition 65: Y