






⚡ Ignite your engine’s full potential with Autolite Racing Spark Plugs!
Autolite AR3932X High Performance Racing Spark Plugs are engineered with a colder heat range and yttrium-enhanced alloy to reduce side wire temperature by 8%, improving durability and minimizing pre-ignition. Featuring a cut back ground electrode for superior ignitability and nickel plating for corrosion resistance, these plugs are trusted by professional racers to deliver reliable, high-performance ignition in demanding conditions.

| Brand | Autolite Iridium Ultra |
| Core Material | Nickel |
| Thread Size | 14mm |
| Top Material Type | Nickel |
| Vehicle Service Type | Car |
| Global Trade Identification Number | 00009100031082 |
| Automotive Fit Type | Vehicle Specific Fit |
| UPC | 009100031082 |
| Manufacturer | FRAM |
| Model | AR3932X-4PK |
| Item Weight | 1.92 ounces |
| Product Dimensions | 48 x 44.25 x 40 inches |
| Item model number | AR3932X-4PK |
| Manufacturer Part Number | AR3932X-4PK |
| Position | Center |
C**8
Love them!
Run these plugs on my 76 camaro drag car they work great!
H**R
Best brand I've used
The best plugs I've found for a Bandolero race car and I've used several brands.
L**D
excellent
bought these for the trailing side of a high hp turbo 13B . Similar heat range to RGK 11, so as been said. working perfect.
M**E
Suppose to be 4 got 1 paid for 4
Supposed to be 4 pack got 1
J**N
Recommend
They work perfect in my 07 4.0 mustang will repurchase.
A**R
Great for my Clone UAS Kart
Needed a hotter plug than the standard plugs, these definitely fit the bill!!!
O**R
Heat range
abc racing engine
J**I
Open box
All boxes were opened and shipped without electrode protection
Trustpilot
3 weeks ago
1 month ago