Spark Plug Suppressor

Name: Spark Plug Suppressor
Brand: AUTOLITE
SKU: 417-APP3926
Price: 10.99 USD
Availability: InStock

^$10⁹⁹

Ships on Sep 08, 2026

Lowest Price Guarantee

Copper Core, Double Platinum, Nickel Plated Shell

Suppressor
Hex: 5/8"
Reach: 3/4"
Seat: Gasket
Thread Diameter: 14mm
Tip: Power

Cross Reference
AC-DELCO---41-808
AC-DELCO---41-831
BOSCH---7408
BOSCH---FR8KTC
NGK---2685
NGK---4870
NGK---BKR4EVX
NGK---FR4GP

Features:

30% more durable*
OE design for DIS systems
Full Platinum Tips: Platinum on both center & side electrode for reduced gap wear
Platinum Ball Welding provides consistent point of contact for better adhesion
Optimizes engine performance, longevity, fuel economy, and starts
*Durability versus the average of leading competitors
Spark Plug Heat Ranges & Applications

Part TypeSpark Plug
Product LineAutolite Double Platinum Spark Plugs
BrandAUTOLITE
Package Width0.11
Weight0.11 PG
Part CategoryReplacement Parts
Seat StyleGasket
Reach (In)3/4"
Center Electrode DesignStandard / Regular
Insulator TypeMid Projection
Thread Size14mm X 1.25
Center Electrode Core MaterialDouble Platinum
Drive Size5/8" (16mm)
Gap- Factory Preset.044"/1.1mm
Center Electrode Tip MaterialDouble Platinum
Insulator MaterialCeramic
Part FitmentDirect Fit
ResistorResistor
Vendor Part NumberAPP3926
Package Qty1
Package TypeEA

No Questions

No Reviews

Items You Need

PIT PAL
Spark Plug Holder Holds 16 4-Pack Boxes
Part Number : 777-829
^$88⁹⁹

PIT PAL
Spark Plug Holder Holds 16 4-Pack Boxes
Spark Plug Holder Holds 16 4-Pack Boxes
Part Number : 777-829
^$88⁹⁹

ITEM YOU MAY ALSO CONSIDER

E3 SPARK PLUGS
E3 Spark Plug 14mm
Part Number : 368-E3.20
^$7⁹⁹

E3 SPARK PLUGS
Spark Plug [5/8 in. Hex] 14mm
Part Number : 368-E3.33
^$8⁴⁹

E3 SPARK PLUGS
E3 Spark Plug 14mm
Part Number : 368-E3.48
^$8⁴⁹

E3 SPARK PLUGS
E3 Spark Plug 14mm
E3 Spark Plug 14mm
Part Number : 368-E3.20
^$7⁹⁹

E3 SPARK PLUGS
Spark Plug [5/8 in. Hex] 14mm
Spark Plug [5/8 in. Hex] 14mm
Part Number : 368-E3.33
^$8⁴⁹

E3 SPARK PLUGS
E3 Spark Plug 14mm
E3 Spark Plug 14mm
Part Number : 368-E3.48
^$8⁴⁹

Some parts are not legal for use in California or other states with similar laws / regulations
⚠️ Warning
Motor Vehicles
WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.
Tools
WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.
Electrical Cords
WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.