✓COMPLETE IGNITION TUNE UP KIT – Includes 6 ignition coil packs UF303 and 6 premium iridium spark plugs 90220.This coil packs and spark plugs set restores ignition performance, improves engine response, reduces misfires, and helps maintain smooth acceleration and fuel efficiency.
✓EXACT OEM REPLACEMENT – Designed to match OE specifications for fit, form, and function. Replaces worn ignition coils and spark plugs for dependable starting, stable idling, and consistent engine performance. Reference Coil Number:12622441, 12625058, 12598004, AYFS32YR, 12620540, AYFS22FM, 90220, LTR5AHX, L3Y218110, AYSF32YPC, LFJD18110, 12627160, 8125980040, LFG118110, 12569190, 8126250580, 12617309, 12599232, 12681663, UF303.
✓IMPROVED IGNITION PERFORMANCE – Delivers strong and stable spark energy to help eliminate rough idle, hesitation, engine misfires, hard starts, and loss of power caused by failing ignition components.
✓VEHICLE FITMENT – Compatible with [Buick] 2004-2005 Rainier 4.2L, [Chevrolet] 2002-2005 Trailblazer, Trailblazer EXT 4.2L, 2004-2006 Colorado, [GMC] 2002-2005 Envoy/Envoy XL 4.2L, 2004-2005 Envoy XUV 4.2L, 2004-2006 Canyon
✓VEHICLE FITMENT – Compatible with [Hummer] 2006 H3, [Isuzu] 2003-2005 Ascender 4.2L, 2007-2008 i-290, i-370, 2006-2006 i-280, i-350, 2008-2008 Ascender 4.2L, [Oldsmobile] 2002-2004 Bravada, [Saab] 2005-2005 9-7x 4.2L