NGK 3691 TR8IX Iridium Spark Plug - Same Day Shipping. Free Returns. PayPal Accepted. Secure Online Ordering. Est. 1969.

NGK Iridium IX spark plugs feature an ultra-fine center electrode that's designed just thick enough to ensure the maximum durability and life of the spark plugs—and just thin enough to create …

NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center …

2010年5月11日 · Buy 8 New NGK Iridium IX Spark Plugs TR8IX # 3691: Spark Plugs - Amazon.com FREE DELIVERY possible on eligible purchases

2009年1月28日 · Buy NGK (3691) TR8IX Iridium IX Spark Plug, Pack of 1: Spark Plugs - Amazon.com FREE DELIVERY possible on eligible purchases

2021年12月7日 · About this item NGK Single Iridium Spark Plug Box of 4 (TR8IX) Manufacturer Part Number: 3691 NGK Single NGK Iridium IX spark plugs are specifically designed for the …

NGK TR8IX iridium spark plugs for high boost 2007-2014 5.4L and 5.8L GT500 applications (NGK-3691)

(In Stock) NGK TR8IX Spark Plug Features include: 3 Steps Colder (LS Engines) Projected Insulator Copper Electrode Core Iridium Electrode Tip Sold Individually

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