Restore proper spark in your vehicle with this ignition coil. Coil replacement will ensure a more efficient burn and promote fuel economy. Common symptoms of failing ignition coil(s) include: Engine shake loss of power decrease in fuel economy and possible ignition coil malfunction codes from your onboard diagnostics. Replacing your coils in pairs or all at the same time is recommended to ensure proper function and preservation of the new ignition coils. Comes with all components shown. This part is a direct OEM Replacement part and is ready for installation directly out of the box.** Factory Replacement Part that Meets or Exceeds Original Manufacturer Specifications for the Vehicles Listed. MANUFACTURER: AIP Electronics Compatible with 1986-1993 Pontiac Chevrolet Buick Oldsmobile and Isuzu I4 V6 2.0L 2.2L 2.5L 2.8L 3.1L 3.2L 3.3L 3.8L **Be Sure to Check for Correct Fitment Using the Chart Above. Don't See a Chart? Message us for help. FEATURES: Watertight, weatherproof connector designed using advance thermoplastics to resist fracture and cracking from heat and thermal cycling, tested and ensured to meet or exceed OE output voltage, high-temp exterior housing construction to prevent voltage leaks and RFI interference, OE grade primary & secondary bobbins with premium copper windings to ensure peak performance under load and extended service life. DIRECT Factory Fit Ready for Installation Straight Out of The Box EASY DIY Plug and Play Install for most applications. Perfect for any professional or weekend mechanic. UPC 025093018664 ASIN B013UCJK0K Brand Name AIP Electronics Item Weight 1 Pounds Manufacturer AIP Electronics Item Dimensions 4 x 3.25 x 2.75 inches Installation Type Bolt-On Part Interchange Info replacement Compatible with Vehicle Type Car