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Whats your preferred SPARK PLUG On your X5 ?

1K views 4 replies 5 participants last post by  Hollywood516 
#1 ·
1. NGK G Power-BKR6EQUP (platinum)
2. NGK Iridium IX- BKR6EIX
3. DENSO U-Groove-K20TXR ND
4. Bosch Double Platinum - FGR 7 DQP+
5. Champion - Copper Plus
6. NGK Laser Platinum
7. Champion - Platinum power
8. Autolite - Coppercore
9. Bosch - Platinum+4
10. NGK Iridium IX
List goes on....wld like to see what you folks found to be true performer in terms of mileage improvement/ cold starts etc over time. Obviously Top one is the most $$. Thanks. :)
 
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