Delphi XS10388 Spark Plug Wire Set

Delphi XS10388 Spark Plug Wire Set

Delphi XS10388 is a spark plug wire set built for GM truck and SUV applications that require a 9.2-inch wire length or Delco ignition coils stamped 19005218. Backed by Delphi’s OE heritage and 100 years of original-equipment experience, this ignition wire set brings factory-informed fit and materials to the aftermarket.

Key Features

• Composite high-temp wire wound construction for ignition system durability
• OE-informed design from Delphi, a long-time supplier to major automakers
• Package contents include the spark plug wire set and instruction sheet
• Fits select Chevrolet Silverado, GMC Sierra, Cadillac Escalade, Hummer H2, Tahoe, Yukon, and related GM platforms
• Part number XS10388 for easy cross-reference and catalog lookup

Product Details

This Delphi spark plug wire set is built for direct replacement use on a wide range of 1999-2007 GM trucks and SUVs, including Chevrolet Silverado 1500, Silverado 2500 HD, GMC Sierra 1500, Sierra 2500 HD, Cadillac Escalade, and Hummer H2 applications listed in the fitment data. Many of the confirmed applications call for a 9.2-inch length and several note compatibility with ignition coils stamped 19005218. Delphi XS10388 is engineered with OE experience in mind, making it a practical choice for restoring ignition performance on these vehicles.

This part cross-references NGK 51033 and Carlson 7874 for the same application.

What It Helps Address

• Misfires caused by worn or heat-damaged plug wires
• Hard starting related to weak spark delivery
• Rough idle from deteriorated ignition wire insulation
• Intermittent ignition performance on GM truck and SUV platforms
• Service replacement needs for vehicles requiring a 9.2-inch wire length

Installation Notes

Verify engine application, wire routing, and coil stamping before installation. Match the existing wire length and follow the included instruction sheet for correct routing and terminal placement. Inspect spark plugs and ignition coils at the same time to avoid repeat ignition faults after replacement.

Quality Assurance

Delphi builds aftermarket parts using OE heritage and knowledge developed through decades of supplying original-equipment components to major automakers. That background supports consistent fitment and material selection for the XS10388 spark plug wire set.