پرزے اور لوازمات اسپیئر پارٹس ACDelco Iridium Spark Plugs 41-110 | Set of 8 (12621258) for Chevrolet and GMC If your car is a Chevrolet or GMC with a V8 engine, changing the spark plugs on time maintains smooth operation and combustion efficiency. QMP – High Performance Quarter Mile offers you a set of 8 ACDelco Professional Iridium spark plugs, model 41-110 (original part number 12621258), enough to change all the spark plugs for a V8 engine. Why choose ACDelco Iridium 41-110 spark plugs? The spark plug is what ignites the fuel-air mixture in each cylinder, and choosing an original Iridium spark plug model provides better stability compared to regular spark plugs. Features Iridium Electrodes: Designed for stable ignition and longer durability. Set of 8 Pieces: Suitable for complete V8 engines in one go. ACDelco Professional Series: Written on the box. Original OE Part Number 12621258 with Code 41-110 for easy matching. Each spark plug is in its own box for protection during shipping and storage. Written on the box: Limited warranty of 100,000 miles (160,000 km). Compatible Cars According to the advertisement data, the spark plugs are compatible with models from Chevrolet and GMC, including: GMC: Canyon 2009–2012, Envoy 2005–2009, Savana 1500 to 4500 (2008–2013), Sierra 1500 and 2500 (2007–2013) Chevrolet: Express 2500 and 3500 (up to 2018) and 4.8, 5.3, and 6.0 liter engines Important: The complete list includes over 1700 applications. Send us your car model, year, and engine size to confirm compatibility before ordering. When do you need to change spark plugs? Stuttering or vibration during idling. Weak acceleration or increased fuel consumption. Difficulty starting when cold. Check Engine light illuminated due to ignition problems. Reaching the scheduled maintenance interval according to the owner's manual. Frequently Asked Questions How many spark plugs are in the set? 8 spark plugs, suitable for a V8 engine. Will it fit my car? It fits Chevrolet and GMC 4.8, 5.3, and 6.0 liter engines in many models, but send us your car's details for confirmation. What is the difference between Iridium and regular spark plugs? Iridium electrodes are designed for durability and stable ignition for a longer period than regular spark plugs. Do I need to adjust the gap before installation? Refer to the gap specifications in your car's manual, and do not attempt to forcibly adjust the Iridium electrodes. Is installment available? Yes, you can pay in installments for your purchases through Tabby or Tamara. 🔥 Order the ACDelco Iridium 41-110 spark plug set now from QMP and restore your car's power and smoothness. 🚚 Shipping to all regions of the Kingdom | 💳 Installments via Tabby and Tamara