4 Ignition Coils UF543 12597745 4.4-4.6L for Buick for Cadillac | Fits: Lucerne(07-11),DTS(07-11),SRX(07-09),STS(07-10),XLR(07-09). OE:12594176,12602862,6737301,COP35.Better MPG,Long-lasting

GUARANTEED FITMENT IGNITION COIL KIT This complete set includes 4 heavy-duty ignition coils, engineered for 4.4L & 4.6L V8 engines (20072011). for Buick Lucerne (20072011, 4.6L ); for Cadillac DTS (20072011, 4.6L ), SRX (20072009, 4.6L ), STS (20072010, 4.6L ), XLR (20072009, 4.4L / 4.6L ). Always verify fitment using the compatibility chart. Each ignition coil is marked with cylinder numbers for foolproof installation.; OEM-EXACT REPLACEMENT FOR V8 ENGINES Our ignition coils cross-reference to UF543, 099700-0940, 12594176, 12597745, 12602862, 6737301, UF-543, 5C1616, GN10453, and COP35.

Built strictly to factory dwell time, heat range, and connector specsno check-engine lights, no reflash needed.; WHY REPLACE YOUR IGNITION COILS On V8 engines, under-hood heat often exceeds 300°F, degrading ignition coils over time. Replacing your ignition coils restores the entire ignition patheliminating misfire codes (P0300P0308), rough idle, hesitation, and cold-start stumbles. It's a complete cure, not a band-aid.; INSTANT PERFORMANCE GAINS & BETTER FUEL ECONOMY Upgrade your drive with reliable ignition coils that maintain stable voltage output under high loads. Precision-engineered with silicon steel cores, German enameled copper wiring, Japanese epoxy resin, and reinforced rubber sleeves for heat/voltage resistancebuilt to prevent cracking, shorts, and premature failure.

Expect smoother idle, sharper throttle response, and optimized fuel economy (+12 MPG).; STOP WORRYING A