NEW GENUINE GM Spark Plug Wire 12633447 equiv. 12670293 12716289

NEW Genuine GM Spark Plug Wire – 12633447 (Equivalent to 12670293 / 12716289)

GM Part Number: 12633447
Equivalent Part Numbers: 12670293, 12716289

Brand new genuine GM spark plug wire, supplied in original packaging.

Compatibility:

• Cadillac:
  • CT5 (2022–2024) – 6.2L V8 V-Series Blackwing
  • CTS (2016–2019) – 6.2L V8 V-Series Sedan
  • Escalade (2015–2024) – 5.3L / 6.2L V8 (Standard, ESV, Denali, Classic)

• Chevrolet:
  • Camaro (2016–2024) – 6.2L V8 (SS / High Performance)
  • Corvette (2014–2019) – 6.2L V8 (Incl. Z06)
  • Silverado (2014–2024) – 4.3L V6, 5.3L V8, 6.2L V8, 6.6L V8 Diesel (1500 / 2500 / 3500, all cab types)
  • Express (2018–2024) – 4.3L V6, 6.6L V8 (Cargo, Passenger, Cutaway)
  • Suburban (2015–2024) – 5.3L / 6.2L V8
  • Tahoe (2015–2024) – 5.3L / 6.2L V8

• GMC:
  • Sierra (2014–2024) – 4.3L V6, 5.3L V8, 6.2L V8, 6.6L Diesel (1500 / 2500 / 3500)
  • Savana (2018–2024) – 4.3L V6, 6.6L V8 (Cargo, Passenger, Cutaway)
  • Yukon (2015–2024) – 5.3L / 6.2L V8 (Incl. Denali, XL, ESV)

This is a genuine GM OEM part – brand new, not aftermarket or refurbished. Please confirm part number and vehicle details before purchase to ensure correct fitment.