{"title":"Racing Underwear","description":null,"products":[{"product_id":"simpson-safety-simpson-racing-carbonx®-ultimate™-underwear","title":"Simpson Safety Simpson Racing CarbonX® Ultimate™ Underwear","description":"CarbonX® Ultimate™ underwear is made from double jersey interlock knit comprised of a patented blend of high-performance fibers and has extraordinary thermal protective properties. It is inherently flame resistant, will not burn, melt, or ignite when subjected to direct flame. Nomex® or CarbonX® Underwear underneath a racing suit will dramatically improve Thermal Protection Performance (TPP) in the case of an accident involving fire.\u003cp\u003e\u003cbr\u003eShop high-quality truck parts, auto parts, and performance accessories engineered for strength, reliability, and a precise fit. Each component we carry is carefully vetted for durability, safety, and real-world performance—meeting or exceeding OEM standards. Whether you’re replacing worn parts, upgrading suspension systems, or adding off-road equipment, Truck \u0026amp; Auto Parts Store provides trusted OEM and aftermarket brands designed to handle the demands of trucks, SUVs, and 4x4s. With expert support, fast U.S. shipping, and a commitment to customer satisfaction, you can order with confidence knowing every product delivers dependable performance on the road and off.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Simpson Safety","offers":[{"title":"Default Title","offer_id":51265872953560,"sku":"BHNF_20600L","price":180.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0684\/3180\/6680\/files\/longsleevetop_black_01.png?v=1767807571"},{"product_id":"simpson-safety-simpson-racing-carbonx®-ultimate™-underwear-1","title":"Simpson Safety Simpson Racing CarbonX® Ultimate™ Underwear","description":"CarbonX® Ultimate™ underwear is made from double jersey interlock knit comprised of a patented blend of high-performance fibers and has extraordinary thermal protective properties. It is inherently flame resistant, will not burn, melt, or ignite when subjected to direct flame. Nomex® or CarbonX® Underwear underneath a racing suit will dramatically improve Thermal Protection Performance (TPP) in the case of an accident involving fire.\u003cp\u003e\u003cbr\u003eShop high-quality truck parts, auto parts, and performance accessories engineered for strength, reliability, and a precise fit. Each component we carry is carefully vetted for durability, safety, and real-world performance—meeting or exceeding OEM standards. Whether you’re replacing worn parts, upgrading suspension systems, or adding off-road equipment, Truck \u0026amp; Auto Parts Store provides trusted OEM and aftermarket brands designed to handle the demands of trucks, SUVs, and 4x4s. With expert support, fast U.S. shipping, and a commitment to customer satisfaction, you can order with confidence knowing every product delivers dependable performance on the road and off.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Simpson Safety","offers":[{"title":"Default Title","offer_id":51265873543384,"sku":"BHNF_20600M","price":184.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0684\/3180\/6680\/files\/longsleevetop_black_01_a64a954a-b82e-4ef4-9c95-f55f2c26272a.png?v=1767807581"},{"product_id":"simpson-safety-simpson-racing-carbonx®-ultimate™-underwear-2","title":"Simpson Safety Simpson Racing CarbonX® Ultimate™ Underwear","description":"CarbonX® Ultimate™ underwear is made from double jersey interlock knit comprised of a patented blend of high-performance fibers and has extraordinary thermal protective properties. It is inherently flame resistant, will not burn, melt, or ignite when subjected to direct flame. Nomex® or CarbonX® Underwear underneath a racing suit will dramatically improve Thermal Protection Performance (TPP) in the case of an accident involving fire.\u003cp\u003e\u003cbr\u003eShop high-quality truck parts, auto parts, and performance accessories engineered for strength, reliability, and a precise fit. Each component we carry is carefully vetted for durability, safety, and real-world performance—meeting or exceeding OEM standards. Whether you’re replacing worn parts, upgrading suspension systems, or adding off-road equipment, Truck \u0026amp; Auto Parts Store provides trusted OEM and aftermarket brands designed to handle the demands of trucks, SUVs, and 4x4s. With expert support, fast U.S. shipping, and a commitment to customer satisfaction, you can order with confidence knowing every product delivers dependable performance on the road and off.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Simpson Safety","offers":[{"title":"Default Title","offer_id":51265873608920,"sku":"BHNF_20600X","price":180.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0684\/3180\/6680\/files\/longsleevetop_black_01_212fc8e7-31b7-4476-a490-3320dbf2332c.png?v=1767807589"},{"product_id":"simpson-safety-simpson-racing-carbonx®-ultimate™-underwear-3","title":"Simpson Safety Simpson Racing CarbonX® Ultimate™ Underwear","description":"CarbonX and and Ultimate underwear is made from double jersey interlock knit comprised of a patented blend of high-performance fibers and has extraordinary thermal protective properties. It is inherently flame resistant, will not burn, melt, or ignite when subjected to direct flame. Nomexandand or CarbonXand andUnderwear underneath a racing suit will dramatically improve Thermal Protection Performance (TPP) in the case of an accident involving fire.\u003cp\u003e\u003cbr\u003eShop high-quality truck parts, auto parts, and performance accessories engineered for strength, reliability, and a precise fit. Each component we carry is carefully vetted for durability, safety, and real-world performance—meeting or exceeding OEM standards. Whether you’re replacing worn parts, upgrading suspension systems, or adding off-road equipment, Truck \u0026amp; Auto Parts Store provides trusted OEM and aftermarket brands designed to handle the demands of trucks, SUVs, and 4x4s. With expert support, fast U.S. shipping, and a commitment to customer satisfaction, you can order with confidence knowing every product delivers dependable performance on the road and off.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Simpson Safety","offers":[{"title":"Default Title","offer_id":51265873707224,"sku":"BHNF_20601L","price":136.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0684\/3180\/6680\/files\/carbonxunderwear_bottom_01.png?v=1767807596"},{"product_id":"simpson-safety-simpson-racing-carbonx®-ultimate™-underwear-4","title":"Simpson Safety Simpson Racing CarbonX® Ultimate™ Underwear","description":"CarbonX and and Ultimate underwear is made from double jersey interlock knit comprised of a patented blend of high-performance fibers and has extraordinary thermal protective properties. It is inherently flame resistant, will not burn, melt, or ignite when subjected to direct flame. Nomexandand or CarbonXand andUnderwear underneath a racing suit will dramatically improve Thermal Protection Performance (TPP) in the case of an accident involving fire.\u003cp\u003e\u003cbr\u003eShop high-quality truck parts, auto parts, and performance accessories engineered for strength, reliability, and a precise fit. Each component we carry is carefully vetted for durability, safety, and real-world performance—meeting or exceeding OEM standards. Whether you’re replacing worn parts, upgrading suspension systems, or adding off-road equipment, Truck \u0026amp; Auto Parts Store provides trusted OEM and aftermarket brands designed to handle the demands of trucks, SUVs, and 4x4s. With expert support, fast U.S. shipping, and a commitment to customer satisfaction, you can order with confidence knowing every product delivers dependable performance on the road and off.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Simpson Safety","offers":[{"title":"Default Title","offer_id":51265873772760,"sku":"BHNF_20601M","price":139.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0684\/3180\/6680\/files\/carbonxunderwear_bottom_01_538af59f-cb45-44d5-a2ad-6c4e977444f8.png?v=1767807603"},{"product_id":"simpson-safety-simpson-racing-carbonx®-ultimate™-underwear-5","title":"Simpson Safety Simpson Racing CarbonX® Ultimate™ Underwear","description":"CarbonX and and Ultimate underwear is made from double jersey interlock knit comprised of a patented blend of high-performance fibers and has extraordinary thermal protective properties. It is inherently flame resistant, will not burn, melt, or ignite when subjected to direct flame. Nomexandand or CarbonXand andUnderwear underneath a racing suit will dramatically improve Thermal Protection Performance (TPP) in the case of an accident involving fire.\u003cp\u003e\u003cbr\u003eShop high-quality truck parts, auto parts, and performance accessories engineered for strength, reliability, and a precise fit. Each component we carry is carefully vetted for durability, safety, and real-world performance—meeting or exceeding OEM standards. Whether you’re replacing worn parts, upgrading suspension systems, or adding off-road equipment, Truck \u0026amp; Auto Parts Store provides trusted OEM and aftermarket brands designed to handle the demands of trucks, SUVs, and 4x4s. With expert support, fast U.S. shipping, and a commitment to customer satisfaction, you can order with confidence knowing every product delivers dependable performance on the road and off.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Simpson Safety","offers":[{"title":"Default Title","offer_id":51265873871064,"sku":"BHNF_20601X","price":136.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0684\/3180\/6680\/files\/carbonxunderwear_bottom_01_57644f57-28bc-4e21-9816-835918682ee1.png?v=1767807611"},{"product_id":"simpson-safety-simpson-racing-carbonx®-ultimate™-underwear-6","title":"Simpson Safety Simpson Racing CarbonX® Ultimate™ Underwear","description":"CarbonX® Ultimate™ underwear is made from double jersey interlock knit comprised of a patented blend of high-performance fibers and has extraordinary thermal protective properties. It is inherently flame resistant, will not burn, melt, or ignite when subjected to direct flame. Nomex® or CarbonX® Underwear underneath a racing suit will dramatically improve Thermal Protection Performance (TPP) in the case of an accident involving fire.\u003cp\u003e\u003cbr\u003eShop high-quality truck parts, auto parts, and performance accessories engineered for strength, reliability, and a precise fit. Each component we carry is carefully vetted for durability, safety, and real-world performance—meeting or exceeding OEM standards. Whether you’re replacing worn parts, upgrading suspension systems, or adding off-road equipment, Truck \u0026amp; Auto Parts Store provides trusted OEM and aftermarket brands designed to handle the demands of trucks, SUVs, and 4x4s. With expert support, fast U.S. shipping, and a commitment to customer satisfaction, you can order with confidence knowing every product delivers dependable performance on the road and off.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Simpson Safety","offers":[{"title":"Default Title","offer_id":51265873936600,"sku":"BHNF_20602X","price":117.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0684\/3180\/6680\/files\/carbonx_shortsleeve_01.jpg?v=1767807619"},{"product_id":"simpson-safety-sfi-3-3-rated-socks-nomex®","title":"Simpson Safety SFI 3.3 Rated Socks - Nomex®","description":"Comfortable and breathable, extra plush, knitted Nomex socks.\u003cp\u003e\u003cbr\u003eShop high-quality truck parts, auto parts, and performance accessories engineered for strength, reliability, and a precise fit. Each component we carry is carefully vetted for durability, safety, and real-world performance—meeting or exceeding OEM standards. Whether you’re replacing worn parts, upgrading suspension systems, or adding off-road equipment, Truck \u0026amp; Auto Parts Store provides trusted OEM and aftermarket brands designed to handle the demands of trucks, SUVs, and 4x4s. With expert support, fast U.S. shipping, and a commitment to customer satisfaction, you can order with confidence knowing every product delivers dependable performance on the road and off.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Simpson Safety","offers":[{"title":"Default Title","offer_id":51266495250648,"sku":"BHNF_23032A","price":46.04,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0684\/3180\/6680\/files\/products-23032.png?v=1767809251"},{"product_id":"simpson-safety-simpson-racing-pro-fit-balaclavas","title":"Simpson Safety Simpson Racing Pro-Fit Balaclavas","description":"The Simpson Pro-Fit Base Layers (headsock) are our most comfortable and best fitting base layers. Constructed in Italy using the latest techniques, the Pro-Fit provides superior softness and stretchability. The trusted Nomex material gives you an added layer of protection while maintaining breathability and comfort.\u003cp\u003e\u003cbr\u003eShop high-quality truck parts, auto parts, and performance accessories engineered for strength, reliability, and a precise fit. Each component we carry is carefully vetted for durability, safety, and real-world performance—meeting or exceeding OEM standards. Whether you’re replacing worn parts, upgrading suspension systems, or adding off-road equipment, Truck \u0026amp; Auto Parts Store provides trusted OEM and aftermarket brands designed to handle the demands of trucks, SUVs, and 4x4s. With expert support, fast U.S. shipping, and a commitment to customer satisfaction, you can order with confidence knowing every product delivers dependable performance on the road and off.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Simpson Safety","offers":[{"title":"Default Title","offer_id":51266499576024,"sku":"BHNF_23091K","price":94.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0684\/3180\/6680\/files\/b244ac5e835b4e932d05f9c8fb0e7124d43de192.jpg?v=1767809259"},{"product_id":"simpson-safety-simpson-racing-pro-fit-balaclavas-1","title":"Simpson Safety Simpson Racing Pro-Fit Balaclavas","description":"The Simpson Pro-Fit Base Layers (headsock) are our most comfortable and best fitting base layers. Constructed in Italy using the latest techniques, the Pro-Fit head sock provides superior softness and stretchability. The trusted Nomex material gives you an added layer of protection while maintaining breathability and comfort.\u003cp\u003e\u003cbr\u003eShop high-quality truck parts, auto parts, and performance accessories engineered for strength, reliability, and a precise fit. Each component we carry is carefully vetted for durability, safety, and real-world performance—meeting or exceeding OEM standards. Whether you’re replacing worn parts, upgrading suspension systems, or adding off-road equipment, Truck \u0026amp; Auto Parts Store provides trusted OEM and aftermarket brands designed to handle the demands of trucks, SUVs, and 4x4s. With expert support, fast U.S. shipping, and a commitment to customer satisfaction, you can order with confidence knowing every product delivers dependable performance on the road and off.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Simpson Safety","offers":[{"title":"Default Title","offer_id":51266503278808,"sku":"BHNF_23091W","price":90.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0684\/3180\/6680\/files\/23091W_01.jpg?v=1767809266"},{"product_id":"simpson-safety-simpson-racing-carbonx®-ultimate™-underwear-7","title":"Simpson Safety Simpson Racing CarbonX® Ultimate™ Underwear","description":"CarbonX® Ultimate™ underwear is made from double jersey interlock knit comprised of a patented blend of high-performance fibers and has extraordinary thermal protective properties. It is inherently flame resistant, will not burn, melt, or ignite when subjected to direct flame. Nomex® or CarbonX® Underwear underneath a racing suit will dramatically improve Thermal Protection Performance (TPP) in the case of an accident involving fire.\u003cp\u003e\u003cbr\u003eShop high-quality truck parts, auto parts, and performance accessories engineered for strength, reliability, and a precise fit. Each component we carry is carefully vetted for durability, safety, and real-world performance—meeting or exceeding OEM standards. Whether you’re replacing worn parts, upgrading suspension systems, or adding off-road equipment, Truck \u0026amp; Auto Parts Store provides trusted OEM and aftermarket brands designed to handle the demands of trucks, SUVs, and 4x4s. With expert support, fast U.S. shipping, and a commitment to customer satisfaction, you can order with confidence knowing every product delivers dependable performance on the road and off.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Simpson Safety","offers":[{"title":"Default Title","offer_id":51550520967384,"sku":"BHNF_20602M","price":115.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0684\/3180\/6680\/files\/carbonx_shortsleeve_01_94017c80-bf34-47f9-9e43-4cb89fcde0fc.jpg?v=1775886298"}],"url":"https:\/\/www.truckandautopartsstore.com\/collections\/racing-underwear.oembed","provider":"Truck \u0026 Auto Parts Store","version":"1.0","type":"link"}