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iridium tips

2 articles found

iridium spark plug review
Automotive ⏱ 4 min read

NGK 3089 BR9EIX Iridium Plug Review

Ponder whether the NGK 3089 BR9EIX’s iridium tip, fuel‑saving claims, and longevity justify its price — discover the real-world verdict inside.

📅 Mar 20, 2026 Read article →
high performance spark plugs
Automotive ⏱ 3 min read

NGK 4996 Laser Iridium Spark Plugs Review

The NGK 4996 Laser Iridium review reveals why precision 0.4 mm iridium tips transform combustion — learn which engines benefit most.

📅 Mar 20, 2026 Read article →