Description: Front, 3.8L. Impala, Monte Carlo. 3.8l. Park Avenue. LaCrosse. 3.8l. Bonneville, LeSabre. 3.8l. Lucerne. 3.8l. Riviera. Grand Prix. 6 cylinder. All. Helps keep engine timing and fuel injection running in sync Helps provide proper alignment, positioning, and spacing for easy installation Synchronizes engine valves and pistons for excellent engine performance

Description: Sfi. Park Avenue. Chevrolet. Riviera. 1996-99. 3.4L. 3.8L, with supercharger. This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle Professional, premium aftermarket replacement This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Manufactured to meet expectations for fit, form, and function

Description: Vendor:acdelco. Vendor #41-101. 3.4L. 3.5L. Iridium. 4.3L. Platinum. Vendor #41-921. 3.1L. 3.8L, without supercharged. Iridium is the latest in spark plug technology and is an exact replacement for vehicles' original components Iridium composition provides ...