Warning Sorry, you're using a web browser that is no longer supported. For the best experience please upgrade or visit the site on another browser.
Skip to content
FREE Brake Pads with purchase of 2 Rotors. Discount applied automatically in Cart. Exclusions apply. See Details.

2005 Cadillac STS - Spark Plugs

Metallurgy

Service Number

Center Electrode Tip Material

Ground Electrode Tip Material

Heat Range

Center Electrode Core Material

Thread Reach (in)

Thread Reach (mm)

1 - 24 of 42 results for Spark Plugs
Filter/Refine

Product List

Autolite Iridium Ultra Spark Plug - AI5263
Part #:
AI5263
Line:
ATO
Limited Lifetime Warranty
Seat:   Tapered
Thread Size:   M14-1.25
Heat Range:   11

Autolite Iridium XP Spark Plug - XP5263
Part #:
XP5263
Line:
ATO
Limited Lifetime Warranty
Seat:   Tapered
Thread Size:   M14-1.25
Heat Range:   11

Autolite Iridium XP Spark Plug - XP605
Part #:
XP605
Line:
ATO
Limited Lifetime Warranty
Seat:   Tapered
Thread Size:   M14-1.25
Heat Range:   8

Bosch Fine Wire Double Iridium Spark Plug - 9606
Part #:
9606
Line:
BOS
7 Year Limited Warranty
Seat:   Tapered
Thread Size:   M14
Heat Range:   7

Bosch Fine Wire Double Iridium Spark Plug - 9617
Part #:
9617
Line:
BOS
7 Year Limited Warranty
Seat:   Tapered
Thread Size:   M14
Heat Range:   8

Denso Iridium TT Spark Plug - 4704
Part #:
4704
Line:
DEN
1 Year Limited Warranty
Seat:   Gasket
Thread Size:   M14
Heat Range:   20

Denso Iridium TT Spark Plug - 4713
Part #:
4713
Line:
DEN
1 Year Limited Warranty
Seat:   Tapered
Thread Size:   M14
Heat Range:   16

NGK Iridium/Platinum Plug Number ILTR6R8G Spark Plug - 91794
Part #:
91794
Line:
NGK
1 Year Limited Warranty
Seat:   Tapered
Thread Size:   M14-1.25
Heat Range:   6

ACDelco Iridium IP Spark Plug - 41-986
Part #:
41-986
Line:
ACD
100,000 Mile Limited Warranty
Seat:   Tapered
Thread Size:   M14-1.25
Heat Range:   16

ACDelco Iridium IP Spark Plug - 41-990
Part #:
41-990
Line:
ACD
100,000 Mile Limited Warranty
Seat:   Tapered
Thread Size:   M14-1.25
Hex Size (mm):   16mm

Denso Iridium Power Spark Plug - 5325
Part #:
5325
Line:
DEN
1 Year Limited Warranty
Seat:   Tapered
Thread Size:   M14
Heat Range:   16

Denso Iridium Power Spark Plug - 5344
Part #:
5344
Line:
DEN
1 Year Limited Warranty
Seat:   Gasket
Thread Size:   M14
Heat Range:   20

Denso Iridium Long Life Plug Number SK20HR11 Spark Plug - 3421
Part #:
3421
Line:
DEN
1 Year Limited Warranty
Seat:   Gasket
Thread Size:   M14
Heat Range:   20

NGK Iridium Plug Number LTR6IX-11 Spark Plug - 6509
Part #:
6509
Line:
NGK
1 Year Limited Warranty
Seat:   Tapered
Thread Size:   M14-1.25
Heat Range:   6

NGK Iridium Plug Number TR5IX Spark Plug - 7397
Part #:
7397
Line:
NGK
1 Year Limited Warranty
Seat:   Tapered
Thread Size:   M14-1.25
Heat Range:   5

ACDelco Professional Iridium Spark Plug - 41-988
Part #:
41-988
Line:
ACD
7 Year Limited Warranty
Seat:   Tapered
Thread Size:   M14-1.25
Heat Range:   12

Champion Iridium Plug Number RS12WYPB4 Spark Plug - 9204
Part #:
9204
Line:
CHP
2 Year LIMITED WARRANTY
Seat:   Tapered
Thread Size:   M14
Heat Range:   12

Champion Iridium Plug Number RES9WYPB4 Spark Plug - 9901
Part #:
9901
Line:
CHP
2 Year LIMITED WARRANTY
Seat:   Tapered
Thread Size:   M14
Heat Range:   10

Autolite Double Platinum Spark Plug - APP5263
Part #:
APP5263
Line:
ATO
5 Year Limited Warranty
Seat:   Tapered
Thread Size:   M14-1.25
Heat Range:   11

Autolite Double Platinum Spark Plug - APP605
Part #:
APP605
Line:
ATO
5 Year Limited Warranty
Seat:   Tapered
Thread Size:   M14-1.25
Heat Range:   8

Bosch Double Platinum Spark Plug - 8103
Part #:
8103
Line:
BOS
6 Year Limited Warranty
Seat:   Tapered
Thread Size:   M14
Heat Range:   7

Denso Double Platinum Spark Plug - 5091
Part #:
5091
Line:
DEN
1 Year Limited Warranty
Seat:   Tapered
Thread Size:   M14
Heat Range:   16

NGK Laser Platinum Plug Number PLTR6A-10G Spark Plug - 3587
Part #:
3587
Line:
NGK
90 Day Limited Warranty
Seat:   Tapered
Thread Size:   M14-1.25
Heat Range:   6
Representative Image

NGK Laser Platinum Plug Number PTR5D-10 Spark Plug - 3784
Part #:
3784
Line:
NGK
1 Year Limited Warranty
Seat:   Tapered
Thread Size:   M14-1.25
Heat Range:   5