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8 Pieces Glow Plug 12690238 for Chevrolet GMC L5P Duramax 6.6L
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8 Pieces Glow Plug 12690238 for Chevrolet GMC L5P Duramax 6.6L

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US$199.99
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SKU#: FPPX2508420
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Product Details

8 Pieces Glow Plug 12690238 for Chevrolet GMC L5P Duramax 6.6L

Replacement Part Number: 21135, 12666880, 12679959, 12690238, 12725202, 68G, GLW105, GP124

Application:
Fit For Following Models:
2017-2023 Chevrolet GMC L5P Duramax 6.6L
2019-2022 Chevrolet GMC 4500/5500 L5D Duramax 6.6L

Product Highlights
Brand: FridayParts
Compatible Model Brand: For OTHER BRAND
Replacement Part Number: 21135, 12666880, 12679959, 12690238, 12725202, 68G, GLW105, GP124
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user
Thomas
Reviewed on 25/12/2025
Reliable and Fast Starts

Replaced my glow plug with this one, and it's been working great. Engine starts quickly and smoothly even in cold weather. Easy to install and solid performance.

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Davy Choffé
Reviewed on 25/08/2025
Smooth Start Every Time

Swapped these into my Duramax and wow—starting in the cold is a breeze now. Super easy install, plugs feel solid and well-made. Engine fires right up every time, no hesitation. For the price, this was a total win—definitely keeping these on hand for future maintenance.

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