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2001 Pontiac Firebird - Spark Plugs

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  • Heat Range - 4

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NGK Iridium/Platinum Plug Number ITR4A15 Spark Plug - 5599
Part #:
5599
Line:
NGK
1 Year Limited Warranty
Seat:   Tapered
Thread Size:   M14-1.25
Heat Range:   4

ACDelco Iridium IP Spark Plug - 41-101
Part #:
41-101
Line:
ACD
7 Year Limited Warranty
Seat:   Tapered
Thread Size:   M14
Heat Range:   4

ACDelco Iridium IP Spark Plug - 41-993
Part #:
41-993
Line:
ACD
7 Year Limited Warranty
Seat:   Gasket
Thread Size:   M14
Heat Range:   4

ACDelco Copper Spark Plug - R44LTSM
Part #:
R44LTSM
Line:
ACD
12 Month Or 12,000 Mile Limited Warranty
Seat:   Tapered
Thread Size:   M14
Heat Range:   4