FAST · New
FAST XR Ignition Coil Set for GEN3 4.8/5.3/6.0L LS Truck Engines - Set of 8
MPN 30387-8 · Store SKU fst30387-8
Supplier stock checked 11/7/2026, 7:52:37 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
XR Series ignition coil set for '99-'07 GM 4.8, 5.3 and 6.0 trucks provides up to 15-20% more energy over stock ignition coils.Built from ultra-pure copper alloy windings, our coils have been tested to 8,000+ RPM and 1,500 HP. Designed for all popular generations of GM LS engines, the FAST XR Series XR Coil Set for 4.8, 5.3, 6.0 GEN III LS Truck Engines
Manufacturer fitment & guides
Check 30387-8 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