|
| 12 | Iridium IX Spark Plug Gap 0.052
|
6.0L V12 Gas DOHC
Iridium IX Spark Plug Gap 0.052
12 Per Vehicle
|
|
Buick Century
3.1L V6 Gas OHV
| 6 | Iridium IX Spark Plug Gap 0.060
|
3.1L V6 Gas OHV
Iridium IX Spark Plug Gap 0.060
6 Per Vehicle
|
|
Buick Century
3.3L V6 Gas OHV
| 6 | Iridium IX Spark Plug Gap 0.060
|
3.3L V6 Gas OHV
Iridium IX Spark Plug Gap 0.060
6 Per Vehicle
|
|
Buick Commercial Chassis
5.7L V8 Gas OHV
| 8 | Iridium IX Spark Plug Gap 0.050
|
Buick Commercial Chassis
5.7L V8 Gas OHV
Iridium IX Spark Plug Gap 0.050
8 Per Vehicle
|
|
Buick Electra
3.8L V6 Gas OHV
| 6 | Iridium IX Spark Plug Gap 0.060
|
3.8L V6 Gas OHV
Iridium IX Spark Plug Gap 0.060
6 Per Vehicle
|
|
Buick LaCrosse
3.8L V6 Gas OHV
| 6 | Iridium IX Spark Plug Gap 0.060
|
3.8L V6 Gas OHV
Iridium IX Spark Plug Gap 0.060
6 Per Vehicle
|
|
Buick LeSabre
3.8L V6 Gas OHV
| 6 | Iridium IX Spark Plug Gap 0.060
|
3.8L V6 Gas OHV
Iridium IX Spark Plug Gap 0.060
6 Per Vehicle
|
|
Buick LeSabre
3.8L V6 Gas OHV
| 6 | Iridium IX Spark Plug Gap 0.060 8th VIN Digit: C
|
3.8L V6 Gas OHV
Iridium IX Spark Plug Gap 0.060 8th VIN Digit: C
6 Per Vehicle
|
|
Buick Lucerne
4.6L V8 Gas DOHC
| 8 | Iridium IX Spark Plug Gap 0.052
|
4.6L V8 Gas DOHC
Iridium IX Spark Plug Gap 0.052
8 Per Vehicle
|
|
Buick Lucerne
3.8L V6 Gas OHV
| 6 | Iridium IX Spark Plug Gap 0.060
|
3.8L V6 Gas OHV
Iridium IX Spark Plug Gap 0.060
6 Per Vehicle
|
|
Buick Park Avenue
3.8L V6 Gas OHV, 3.8L V6 Gas OHV Supercharged
| 6 | Iridium IX Spark Plug Gap 0.060
|
Buick Park Avenue
3.8L V6 Gas OHV, 3.8L V6 Gas OHV Supercharged
Iridium IX Spark Plug Gap 0.060
6 Per Vehicle
|
|
Buick Reatta
3.8L V6 Gas OHV
| 6 | Iridium IX Spark Plug Gap 0.060
|
3.8L V6 Gas OHV
Iridium IX Spark Plug Gap 0.060
6 Per Vehicle
|
|
Buick Regal
3.8L V6 Gas OHV Supercharged
| 6 | Iridium IX Spark Plug Gap 0.060
|
3.8L V6 Gas OHV Supercharged
Iridium IX Spark Plug Gap 0.060
6 Per Vehicle
|
|
Buick Regal
3.8L V6 Gas OHV
| 6 | Iridium IX Spark Plug Gap 0.060
|
3.8L V6 Gas OHV
Iridium IX Spark Plug Gap 0.060
6 Per Vehicle
|
|
Buick Regal
3.1L V6 Gas OHV
| 6 | Iridium IX Spark Plug Gap 0.060
|
3.1L V6 Gas OHV
Iridium IX Spark Plug Gap 0.060
6 Per Vehicle
|
|
Buick Rendezvous
3.5L V6 Gas OHV
| 6 | Iridium IX Spark Plug Gap 0.060
|
Buick Rendezvous
3.5L V6 Gas OHV
Iridium IX Spark Plug Gap 0.060
6 Per Vehicle
|
|
Buick Rendezvous
3.4L V6 Gas OHV
| 6 | Iridium IX Spark Plug Gap 0.060
|
Buick Rendezvous
3.4L V6 Gas OHV
Iridium IX Spark Plug Gap 0.060
6 Per Vehicle
|
|
Buick Riviera
3.8L V6 Gas OHV Supercharged
| 6 | Iridium IX Spark Plug Gap 0.060
|
3.8L V6 Gas OHV Supercharged
Iridium IX Spark Plug Gap 0.060
6 Per Vehicle
|
|
Buick Riviera
3.8L V6 Gas OHV
| 6 | Iridium IX Spark Plug Gap 0.060
|
3.8L V6 Gas OHV
Iridium IX Spark Plug Gap 0.060
6 Per Vehicle
|
|
Buick Riviera
3.8L V6 Gas OHV
| 6 | Iridium IX Spark Plug Gap 0.060
|
3.8L V6 Gas OHV
Iridium IX Spark Plug Gap 0.060
6 Per Vehicle
|
|
Buick Roadmaster
5.7L V8 Gas OHV
| 8 | Iridium IX Spark Plug Gap 0.050
|
Buick Roadmaster
5.7L V8 Gas OHV
Iridium IX Spark Plug Gap 0.050
8 Per Vehicle
|
|
Buick Skylark
2.4L L4 Gas DOHC
| 4 | Iridium IX Spark Plug Gap 0.060
|
2.4L L4 Gas DOHC
Iridium IX Spark Plug Gap 0.060
4 Per Vehicle
|
|
Buick Skylark
3.1L V6 Gas OHV
| 6 | Iridium IX Spark Plug Gap 0.060
|
3.1L V6 Gas OHV
Iridium IX Spark Plug Gap 0.060
6 Per Vehicle
|
|
Buick Skylark
2.3L L4 Gas DOHC
| 4 | Iridium IX Spark Plug Gap 0.050
|
2.3L L4 Gas DOHC
Iridium IX Spark Plug Gap 0.050
4 Per Vehicle
|
|
Buick Skylark
3.3L V6 Gas OHV
| 6 | Iridium IX Spark Plug Gap 0.060
|
3.3L V6 Gas OHV
Iridium IX Spark Plug Gap 0.060
6 Per Vehicle
|
|
Buick Terraza
3.5L V6 Gas OHV
| 6 | Iridium IX Spark Plug Gap 0.060
|
3.5L V6 Gas OHV
Iridium IX Spark Plug Gap 0.060
6 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
4.9L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
4.6L V8 Gas DOHC
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
4.5L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
4.1L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
Cadillac Commercial Chassis
5.7L V8 Gas OHV
| 8 | Iridium IX Spark Plug Gap 0.050
|
Cadillac Commercial Chassis
5.7L V8 Gas OHV
Iridium IX Spark Plug Gap 0.050
8 Per Vehicle
|
|
Cadillac Commercial Chassis
4.9L V8 Gas OHV
| 8 | Iridium IX Spark Plug Gap 0.060
|
Cadillac Commercial Chassis
4.9L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
Cadillac Commercial Chassis
4.5L V8 Gas OHV
| 8 | Iridium IX Spark Plug Gap 0.060
|
Cadillac Commercial Chassis
4.5L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
Cadillac Commercial Chassis
4.1L V8 Gas OHV
| 8 | Iridium IX Spark Plug Gap 0.060
|
Cadillac Commercial Chassis
4.1L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.050
|
4.6L V8 Gas DOHC
Iridium IX Spark Plug Gap 0.050
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
4.9L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
4.5L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
4.1L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.052
|
4.6L V8 Gas DOHC
Iridium IX Spark Plug Gap 0.052
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.050
|
4.6L V8 Gas DOHC
Iridium IX Spark Plug Gap 0.050
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
4.9L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
4.5L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
4.1L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
5.7L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.050
|
5.7L V8 Gas OHV
Iridium IX Spark Plug Gap 0.050
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
4.9L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
4.5L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
4.1L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.050
|
4.6L V8 Gas DOHC
Iridium IX Spark Plug Gap 0.050
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
4.9L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
4.5L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
4.1L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.052
|
4.6L V8 Gas DOHC
Iridium IX Spark Plug Gap 0.052
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.052
|
4.6L V8 Gas DOHC
Iridium IX Spark Plug Gap 0.052
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.052
|
4.6L V8 Gas DOHC
Iridium IX Spark Plug Gap 0.052
8 Per Vehicle
|
|
| 6 | Iridium IX Spark Plug Gap 0.060
|
4.3L V6 Gas OHV
Iridium IX Spark Plug Gap 0.060
6 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
8.1L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 6 | Iridium IX Spark Plug Gap 0.060
|
3.1L V6 Gas OHV
Iridium IX Spark Plug Gap 0.060
6 Per Vehicle
|
|
| 6 | Iridium IX Spark Plug Gap 0.060
|
4.3L V6 Gas OHV
Iridium IX Spark Plug Gap 0.060
6 Per Vehicle
|
|
Chevrolet C1500
5.0L V8 Gas OHV, 5.7L V8 Gas OHV
| 8 | Iridium IX Spark Plug Gap 0.060
|
5.0L V8 Gas OHV, 5.7L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 6 | Iridium IX Spark Plug Gap 0.060
|
4.3L V6 Gas OHV
Iridium IX Spark Plug Gap 0.060
6 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
5.7L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
5.7L V8 CNG OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
Chevrolet C2500
5.7L V8 Gas OHV, 7.4L V8 Gas OHV
| 8 | Iridium IX Spark Plug Gap 0.060
|
5.7L V8 Gas OHV, 7.4L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
5.0L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
5.7L V8 CNG OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
5.7L V8 CNG OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
Chevrolet C2500 Suburban
5.7L V8 Gas OHV, 7.4L V8 Gas OHV
| 8 | Iridium IX Spark Plug Gap 0.060
|
5.7L V8 Gas OHV, 7.4L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
Chevrolet C3500
5.7L V8 Gas OHV, 7.4L V8 Gas OHV
| 8 | Iridium IX Spark Plug Gap 0.060
|
5.7L V8 Gas OHV, 7.4L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
5.7L V8 CNG OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
8.1L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
7.4L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
8.1L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
8.1L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
8.1L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
7.4L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
8.1L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
7.4L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 6 | Iridium IX Spark Plug Gap 0.060
|
3.8L V6 Gas OHV
Iridium IX Spark Plug Gap 0.060
6 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.050
|
5.7L V8 Gas OHV
Iridium IX Spark Plug Gap 0.050
8 Per Vehicle
|
|
Chevrolet Caprice
4.3L V8 Gas OHV, 5.7L V8 Gas OHV
| 8 | Iridium IX Spark Plug Gap 0.050
|
4.3L V8 Gas OHV, 5.7L V8 Gas OHV
Iridium IX Spark Plug Gap 0.050
8 Per Vehicle
|
|
| 4 | Iridium IX Spark Plug Gap 0.050
|
2.4L L4 Gas DOHC
Iridium IX Spark Plug Gap 0.050
4 Per Vehicle
|
|
| 4 | Iridium IX Spark Plug Gap 0.050
|
2.3L L4 Gas DOHC
Iridium IX Spark Plug Gap 0.050
4 Per Vehicle
|
|
| 6 | Iridium IX Spark Plug Gap 0.060
|
3.1L V6 Gas OHV
Iridium IX Spark Plug Gap 0.060
6 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.050 8th VIN Digit: P
|
5.7L V8 Gas OHV
Iridium IX Spark Plug Gap 0.050 8th VIN Digit: P
8 Per Vehicle
|
|
| 6 | Iridium IX Spark Plug Gap 0.060
|
3.4L V6 Gas OHV
Iridium IX Spark Plug Gap 0.060
6 Per Vehicle
|
|
| 6 | Iridium IX Spark Plug Gap 0.060
|
4.3L V6 Gas OHV
Iridium IX Spark Plug Gap 0.060
6 Per Vehicle
|
|
Chevrolet Express 1500
5.0L V8 Gas OHV, 5.7L V8 Gas OHV
| 8 | Iridium IX Spark Plug Gap 0.060
|
5.0L V8 Gas OHV, 5.7L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 6 | Iridium IX Spark Plug Gap 0.060
|
4.3L V6 Gas OHV
Iridium IX Spark Plug Gap 0.060
6 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
5.7L V8 Bi-Fuel OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
Chevrolet Express 2500
5.0L V8 Gas OHV, 5.7L V8 Gas OHV
| 8 | Iridium IX Spark Plug Gap 0.060
|
5.0L V8 Gas OHV, 5.7L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
5.7L V8 CNG OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
5.7L V8 Bi-Fuel OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
8.1L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
5.7L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
5.7L V8 CNG OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
7.4L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060 8th VIN Digit: J
|
7.4L V8 Gas OHV
Iridium IX Spark Plug Gap 0.060 8th VIN Digit: J
8 Per Vehicle
|
|
| 8 | Iridium IX Spark Plug Gap 0.060
|
5.7L V8 CNG OHV
Iridium IX Spark Plug Gap 0.060
8 Per Vehicle
|
See More Fitments on Page 2 - or - Select Your Vehicle Above |