GPI – Spark Plug Wire Set for use on 2014+ GM LT Engines (Standard or Extended)
From: $114.95
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Now available in Standard or Xtreme Heat options!
- Standard Version: For stock and naturally aspirated configurations
- Xtreme Heat Version: For forced induction configurations seeing higher EGTs. Upgraded boot and additional heat sleeve.
- Standard Length: Fits Chevy LT CAR and TRUCK engines
- Long Length: Designed for LT CAR and TRUCK with GPI Valve Cover Kits (16.00″ overall length including boots)
- Available in Multiple Colors
- 30 Ohms Per Foot High Inductance Wire
- Excellent Noise Suppression Characteristics
- 45° Coil boots – 45° Spark Plug boots
Choose between different sleeving colors in the drop down menu above.
All sets are engineered, hand-built, and hand-tested in the USA! We offer unparalleled quality and customer service.
Description
- Standard Version: For stock and naturally aspirated configurations
- Xtreme Heat Version: For forced induction configurations seeing higher EGTs. Upgraded boot and additional heat sleeve.
- Standard Length: Fits Chevy LT CAR and TRUCK engines
- Long Length: Designed for LT CAR and TRUCK with GPI Valve Cover Kits (16.00″ overall length including boots)
- Available in Multiple Colors
- 30 Ohms Per Foot High Inductance Wire
- Hi-inductance (measuring 400 m/h average per/ft) This Helps Provide Excellent Noise Suppression Characteristics
- Copper Winding @ 200 tpi
- Conductor Diameter .085-.090″
- 45° Coil boots – 45° Spark Plug boots
Choose between different sleeving colors in the drop down menu above.
All sets are engineered, hand-built, and hand-tested in the USA! We offer unparalleled quality and customer service.
Questions & Answers (28)
Customer questions & answers
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Hey, Im looking at your wires. Does both standard and xtreme heat fit on my c7 corvette base. Im positive they do and ill probably dont need the xtreme heat but theres no doubt that in the back of my mind theres always that thought it will burn. The xtreeme heat is for extra insurance lol.
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Q Hey, Im looking at your wires. Does both standard and xtreme heat fit on my c7 corvette base. Im ...... Read moreAsked by on June 16, 2026 10:09 pmThere are no answers for this question yet. Answer now
Do I need standard or extended with heat shield ,for 2016 LT4 Z06 with 2” headers.
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Q Do I need standard or extended with heat shield ,for 2016 LT4 Z06 with 2” headers. answer nowAsked by on April 20, 2026 8:07 pmA Standard length and I'd do xtreme heat boot ends
Will the extreme heat be over kill for a stock setup as of now. 2018 SS Camaro with 2 inch kooks headers?
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Q Will the extreme heat be over kill for a stock setup as of now. 2018 SS Camaro with 2 inch kooks ...... Read more answer nowAsked by on April 18, 2026 12:02 pmA Not necessarily
Should I still get heat sleeves with 2’ long tube headers on 21 SS?
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Q Should I still get heat sleeves with 2’ long tube headers on 21 SS? answer nowAsked by on April 14, 2026 11:57 amA You won't need heat sleeves with our wires
Do these clear 2 in headers on a 2016 stingray, and or they bendable?
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Q Do these clear 2 in headers on a 2016 stingray, and or they bendable? answer nowAsked by on March 23, 2026 1:46 amA They should clear on most manufacturers parts but haven't tested on all primarily just the higher end stuff like kooks and american racing and not bendable
Hey I have 2017 Chevy Camaro ss FBO H/C/I. what wires do you recommend standard or extreme heat?
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Q Hey I have 2017 Chevy Camaro ss FBO H/C/I. what wires do you recommend standard or extreme heat? answer nowAsked by on February 19, 2026 11:38 amA Either should work fine for your application
So the Xtreme Heat Version also come in different colors?
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Q So the Xtreme Heat Version also come in different colors? answer nowAsked by on January 23, 2026 4:06 pmA Yes
Do I need a standard or extended for a 2016 Camaro ss with 2 inch headers
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Q Do I need a standard or extended for a 2016 Camaro ss with 2 inch headers answer nowAsked by on December 6, 2025 1:35 pmA Standard
I just bought the MSD smart coils, will these plug fit the smart coil?
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Q I just bought the MSD smart coils, will these plug fit the smart coil? answer nowAsked by on March 28, 2025 6:45 pmA Haven't installed any of these on the smart coils but if they accept a standard boot then they should work just the same
Will these work on my Camaro 2011 LS3 416 cammed?
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A These are for the Gen V LT platform, you'll need these for your application https://gwatneyperformance.com/gpi-spark-plug-wire-set-for-use-on-1997-gm-ls-engines/
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The quality of the product was everything. I was expecting for the money and then some… will be buying more from them…
Plug wires for enthusiasts made by enthusiasts. What more could you ask? Great plug wires!
Works great
GREAT
Good but tend to wiggle off spark plugs