Spark PlugCross Reference

ACDELCO M45

Compare interchangeable spark plugs for {brand} {part}. Check heat range, electrode gap, thread size, and reach before substituting — not all cross-referenced plugs perform the same in every engine.

47 matches found

← Back to search

Cross-reference results

⚠ Important: Before substituting, confirm: same heat range, matching electrode gap, correct thread reach, and compatible resistor type.

AUTOLITE

16 matches

303214 total matches 4S140157 total matches 4S165157 total matches A5157 total matches A7157 total matches AN5157 total matches AN7157 total matches AR5157 total matches AR8157 total matches AT8157 total matches A9118 total matches S46118 total matches 31697 total matches 35642 total matches 36633 total matches 35729 total matches

BOSCH

8 matches

W9EC0229 total matches W125TE157 total matches WR9EC154 total matches 241215503118 total matches 241225548118 total matches W9EC85 total matches W10EC79 total matches 024122554862 total matches

CHAMPION

11 matches

J8C185 total matches J8C/032158 total matches J8C/053158 total matches 8411157 total matches 841S157 total matches J11C132 total matches J11C/T04121 total matches J11C/014118 total matches 84187 total matches J8CT1057 total matches K1941 total matches

DENSO

10 matches

W14PR-U208 total matches L7J157 total matches L7YC157 total matches 067700-2931142 total matches L55G118 total matches W14-U114 total matches W14-US85 total matches 067600-857050 total matches 603348 total matches 600844 total matches

NGK

2 matches

B-4210 total matches 3210146 total matches

Factory Direct

Need ACDELCO M45 in bulk?

We supply OEM-quality spark plugs directly from ISO-certified factories. Save 30-50% on wholesale orders.

Request a quote

OEM quality

Fast ship

Why source with us?

✓Direct from manufacturer
✓Quality tested (ISO 9001)
✓Low MOQ (100 pcs)