QYL Replacement Avalanche Silverado H6T55171ZC Review

COILS PACK FITS - For Square Type engine 4.8L / 5.3L / 6.0L / 6.6L / 8.1L Ignition Coil pack. Please check the description or use the year/make/model drop down bar and interchangeable part numbers to confirm the compatibility before purchase. DIRECT REPLACEMENT/ UPGRADE - Over your original stock coils. We only use the highest grade materials. This makes our product durable and reliable under extreme conditions while providing High Electrical Resistance, strong Spark from plugs, and being resistant to Corrosion and Abrasion. COMPATIBLE PART NUMBERS - 12556893, 12558693, 12570553, 3859078, 38590782, 392889925, D581, UF271, CUF271, 5C1083, E226, 52-1618, IC400, H6T55171ZC, C1208, GN10298. HIGH QUALITY - ISO/TS 16949 QUALIFIED - Our ignition coil are tested and meet or exceed OEM performance requirements,buy QYL ignition coil can save over $50-$100 in US auto parts store. FEATURES - Each coil is design for specific application, low-emissions, and high energy output, and they will eliminate misfires and provide maximum voltage.