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Summit Racing SpeedCard - learn how to get 10% back up to $100

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K1 RaceGear

K1 RaceGear Precision Tech Layer Shirts

Not Yet Reviewed

K1 RaceGear Precision Tech Layer shirts combine the three most important features drivers look for in protective underwear: Cost, comfort and added protection. This

K1 RaceGear Precision Tech Layer shirts combine the three most important features drivers look for in protective underwear: Cost, comfort and added protection. This durable, soft knit underwear is crafted with flat interlock stitching for comfort and performs excellent under any driving suit with its moisture wicking properties. Available in long and short sleeve styles (short sleeve undershirts are not SFI homologated).

Key features of Precision Tech Layer shirts:

* Meta-Aramid construction for cool comfort (short sleeve)
* Long sleeve Nomex fabric Precision Tech Layer shirts comply with SFI 3.3 specs
* Mi

K1 RaceGear Precision Tech Layer shirts combine the three most important features drivers look for in protective underwear: Cost, comfort and added protection. This durable, soft knit underwear is crafted with flat interlock stitching for comfort and performs excellent under any driving suit with its moisture wicking properties. Available in long and short sleeve styles (short sleeve undershirts are not SFI homologated).

Key features of Precision Tech Layer shirts:

* Meta-Aramid construction for cool comfort (short sleeve)
* Long sleeve Nomex fabric Precision Tech Layer shirts comply with SFI 3.3 specs
* Minimal flat stitched seams with specialized flame-resistant thread for added comfort
* Available in a variety of men's shirt sizes

Showing In Stock Items. Show All 20 Items.

Results 1 - 5 of 5

K1 RaceGear Precision Tech Layer Shirts 26-PLS-N-2XL

K1 RaceGear Precision Tech Layer Shirts 26-PLS-N-2XL

K1 RaceGear Precision Tech Layer Shirts 26-PLS-N-2XL

Fire Retardant Underwear Shirt, Precision Tech Layer Shirt, Long Sleeve, Nomex®, Black, SFI 3.3, Men's 2X-Large, Each

Part Number: KOR-26-PLS-N-2XL

Not Yet Reviewed

Estimated Ship Date: May 26, 2026 if ordered today

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Estimated Ship Date: May 26, 2026 if ordered today

K1 RaceGear Precision Tech Layer Shirts 26-PSS-N-XS

K1 RaceGear Precision Tech Layer Shirts 26-PSS-N-XS

K1 RaceGear Precision Tech Layer Shirts 26-PSS-N-XS

Fire Retardant Underwear Shirt, Precision Tech Layer Shirt, Short Sleeve, Nomex®, Black, Men's X-Small, Each

Part Number: KOR-26-PSS-N-XS

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

K1 RaceGear Precision Tech Layer Shirts 26-PSS-N-XL

K1 RaceGear Precision Tech Layer Shirts 26-PSS-N-XL

K1 RaceGear Precision Tech Layer Shirts 26-PSS-N-XL

Fire Retardant Underwear Shirt, Precision Tech Layer Shirt, Short Sleeve, Nomex®, Black, Men's X-Large, Each

Part Number: KOR-26-PSS-N-XL

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

K1 RaceGear Precision Tech Layer Shirts 26-PSS-N-3XS

K1 RaceGear Precision Tech Layer Shirts 26-PSS-N-3XS

K1 RaceGear Precision Tech Layer Shirts 26-PSS-N-3XS

Fire Retardant Underwear Shirt, Precision Tech Layer Shirt, Short Sleeve, Nomex®, Black, Men's 3X-Small, Each

Part Number: KOR-26-PSS-N-3XS

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

K1 RaceGear Precision Tech Layer Shirts 26-PSS-N-5XS

K1 RaceGear Precision Tech Layer Shirts 26-PSS-N-5XS

K1 RaceGear Precision Tech Layer Shirts 26-PSS-N-5XS

Fire Retardant Underwear Shirt, Precision Tech Layer Shirt, Short Sleeve, Nomex®, Black, Men's 5X-Small, Each

Part Number: KOR-26-PSS-N-5XS

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

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