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HPS Performance Products Black Reinforced Silicone Heater Core Bypass Loop Hose for LS LT LQ
$32.05

HPS High Temp 4-Ply Reinforced Silicone Bypass Loop Kit (Part #57-1864-BLK)

If you're looking to simplify your LS engine setup, the HPS High Temp 4-Ply Reinforced Silicone Bypass Loop Kit is your go-to solution for bypassing the cabin heater on LS family engines, including LS1, LT1, and LQ9. Whether you're working on a classic muscle car or a modern swap, this bypass loop is engineered to make your installation straightforward and hassle-free.

Fitment

This kit is compatible with any LS engine that features 5/8" and 3/4" heater supply and return ports. It's perfect for those who want to eliminate the cabin heater without the worry of air pockets forming when capping off heater lines. It’s a must-have for LS engine builds where every detail counts.

Key Features

  • Designed specifically for LS family engines (LS1, LT1, LQ9) with 5/8" and 3/4" heater ports.
  • Lowest profile heater loop on the market at just 3 inches tall, ensuring it fits snugly in tight engine bays.
  • Prevents air pockets that can develop when capping off heater lines, keeping your cooling system efficient.
  • Engineered to withstand extreme temperatures and high-pressure conditions, with a maximum temperature rating of 350°F (177°C).
  • Includes 100% stainless steel embossed hose clamps that are industrial-grade, ensuring a secure fit without cutting through the silicone hose.

Specifications

  • Product Type: Silicone Heater Bypass Hose
  • Color: Black
  • Application Notes: Compatible with LS, LT, and LQ engines

Customer Feedback

One satisfied LS1 Camaro owner shared, "I installed the HPS bypass loop when I swapped my engine. The fit was perfect, and I love that it’s so low profile. It cleared up a lot of clutter in the engine bay and made my cooling system simpler. No more worries about air pockets!"

For those who are serious about their LS builds, the HPS High Temp 4-Ply Reinforced Silicone Bypass Loop Kit is a reliable, performance-oriented upgrade that keeps things clean and efficient under the hood. Say goodbye to complications and hello to a streamlined setup!

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Vehicle Make/Model
Cadillac CTS 2006, 2012 V
Cadillac CTS 2006, 2012 Base
Cadillac CTS 2012 Performance
Cadillac CTS 2012 Coupe
Cadillac CTS 2012 Luxury
Cadillac CTS 2012 V Black Diamond
Cadillac CTS 2012 3.6L
Cadillac CTS 2012 Premium
Cadillac CTS 2012 3.0L
Cadillac CTS 2013 V Premium Black Diamond
Cadillac CTS 2013 V Luxury
Cadillac CTS 2014 Vsport
Cadillac CTS 2014 Vsport Premium
Cadillac Escalade 2012 Luxury
Cadillac Escalade 2012 Special Edition
Cadillac Escalade 2012 Premium
Cadillac Escalade 2012 Base
Cadillac Escalade 2012 Platinum
Cadillac Escalade 2012 Hybrid Platinum
Cadillac Escalade 2012 Hybrid
Cadillac Escalade 2017 Premium Luxury
Cadillac Escalade 2021 Premium Luxury Platinum
Cadillac Escalade 2021 Sport
Cadillac Escalade 2021 Sport Platinum
Cadillac Escalade 2023 V
Cadillac Escalade ESV 2012 Luxury
Cadillac Escalade ESV 2012 Special Edition
Cadillac Escalade ESV 2012 Premium
Cadillac Escalade ESV 2012 Platinum
Cadillac Escalade ESV 2012 Base
Cadillac Escalade ESV 2017 Premium Luxury
Cadillac Escalade ESV 2021 Premium Luxury Platinum
Cadillac Escalade ESV 2021 Sport Platinum
Cadillac Escalade ESV 2021 Sport
Cadillac Escalade ESV 2023 V
Cadillac Escalade EXT 2011 Base
Cadillac Escalade EXT 2011 Premium
Cadillac Escalade EXT 2011 Luxury
Chevrolet Avalanche 2007 LTZ
Chevrolet Avalanche 2007 LS
Chevrolet Avalanche 2007 LT
Chevrolet Avalanche 2007 Base
Chevrolet Avalanche 2013 Black Diamond LTZ
Chevrolet Avalanche 2013 Black Diamond LT
Chevrolet Avalanche 2013 Black Diamond LS
Chevrolet Camaro 1998 Z28
Chevrolet Camaro 1998 Z28 SS
Chevrolet Camaro 1998 Lujo
Chevrolet Camaro 1998 Base
Chevrolet Camaro 2011, 2014 SS
Chevrolet Camaro 2011 1SS
Chevrolet Camaro 2011 2SS
Chevrolet Camaro 2011 1LT
Chevrolet Camaro 2011, 2014 LS
Chevrolet Camaro 2011, 2014 LT
Chevrolet Camaro 2012, 2014 ZL1
Chevrolet Camaro 2014 Z/28
Chevrolet Camaro 2016 RS
Chevrolet Camaro 2018 RS Edicion Especial
Chevrolet Camaro 2019 RS Fire Edition
Chevrolet Camaro 2020 LT1
Chevrolet Camaro 2022 SS RedLine
Chevrolet Corvette 2012-2013 Grand Sport
Chevrolet Corvette 2012-2013 Base
Chevrolet Corvette 2012-2013 Z06
Chevrolet Corvette 2012-2013 ZR1
Chevrolet Corvette 2013 Grand Sport LT
Chevrolet Corvette 2013 427
Chevrolet Corvette 2014 Z51
Chevrolet Corvette 2014 Stingray
Chevrolet Express 1500 2008 LS
Chevrolet Express 1500 2008 Base
Chevrolet Express 1500 2008 LT
Chevrolet Express 2500 2011, 2021 LS
Chevrolet Express 2500 2011, 2021 Base
Chevrolet Express 2500 2011, 2021 LT
Chevrolet LCF 3500 2017, 2020 Base
Chevrolet LCF 3500HG 2024 Base
Chevrolet SS 2014 Base
Chevrolet SSR 2005 Base
Chevrolet Silverado 1500 2007, 2011, 2018-2019 WT
Chevrolet Silverado 1500 2007, 2011, 2018-2019 LT
Chevrolet Silverado 1500 2007, 2011, 2014 Base
Chevrolet Silverado 1500 2007, 2011, 2015, 2018 LS
Chevrolet Silverado 1500 2007, 2011, 2018-2019 LTZ
Chevrolet Silverado 1500 2009, 2011 Hybrid
Chevrolet Silverado 1500 2011 XFE
Chevrolet Silverado 1500 2018-2019 High Country
Chevrolet Silverado 1500 2018-2019 Custom
Chevrolet Silverado 1500 2018-2019 SSV
Chevrolet Silverado 1500 2019 RST
Chevrolet Silverado 1500 2019 WT Cab Regular
Chevrolet Silverado 1500 2019 Custom Trail Boss
Chevrolet Silverado 1500 2019 LT Trail Boss
Chevrolet Silverado 1500 2019 WT Doble Cabina
Chevrolet Silverado 1500 2022 ZR2
Chevrolet Silverado 1500 2023 PPV
Chevrolet Silverado 1500 LD 2019 WT
Chevrolet Silverado 1500 LD 2019 Custom
Chevrolet Silverado 1500 LD 2019 LT
Chevrolet Silverado 1500 LTD 2022 SSV
Chevrolet Silverado 1500 LTD 2022 High Country
Chevrolet Silverado 1500 LTD 2022 LTZ
Chevrolet Silverado 1500 LTD 2022 WT
Chevrolet Silverado 1500 LTD 2022 Custom Trail Boss
Chevrolet Silverado 1500 LTD 2022 LT
Chevrolet Silverado 1500 LTD 2022 RST
Chevrolet Silverado 1500 LTD 2022 LT Trail Boss
Chevrolet Silverado 1500 LTD 2022 Custom
Chevrolet Silverado 2500 HD 2011, 2020 LTZ
Chevrolet Silverado 2500 HD 2011, 2020 WT
Chevrolet Silverado 2500 HD 2011, 2020 LT
Chevrolet Silverado 2500 HD 2015, 2020 High Country
Chevrolet Silverado 2500 HD 2020 Custom
Chevrolet Silverado 2500 HD 2024 ZR2
Chevrolet Silverado 3500 HD 2023 Base
Chevrolet Silverado 3500 HD 2023 High Country
Chevrolet Silverado 3500 HD 2023 LT
Chevrolet Silverado 3500 HD 2023 LTZ
Chevrolet Silverado 3500 HD 2023 WT
Chevrolet Suburban 2015, 2019 LS
Chevrolet Suburban 2015, 2019 LT
Chevrolet Suburban 2015 LTZ
Chevrolet Suburban 2016, 2019 HD
Chevrolet Suburban 2017, 2019 Premier
Chevrolet Suburban 2021 Commercial
Chevrolet Suburban 2021 High Country
Chevrolet Suburban 2021 RST
Chevrolet Suburban 2021 Z71
Chevrolet Suburban 1500 2007 LTZ
Chevrolet Suburban 1500 2007 Base
Chevrolet Suburban 1500 2007 LS
Chevrolet Suburban 1500 2007 LT
Chevrolet Tahoe 2024-2025 Commercial
Chevrolet Tahoe 2024-2025 Premier
Chevrolet Tahoe 2024-2025 LT
Chevrolet Tahoe 2024-2025 High Country
Chevrolet Tahoe 2024-2025 PPV
Chevrolet Tahoe 2024-2025 LS
Chevrolet Tahoe 2024 Police
Chevrolet Tahoe 2024-2025 RST
Chevrolet Tahoe 2024-2025 SSV
Chevrolet Tahoe 2024-2025 Z71
Chevrolet Trailblazer 2006 A
Chevrolet Trailblazer 2006 Base
Chevrolet Trailblazer 2006 LS
Chevrolet Trailblazer 2006 SS
Chevrolet Trailblazer 2006 B
Chevrolet Trailblazer 2006 LT
GMC Savana 1500 2008 LT
GMC Savana 1500 2008 LS
GMC Savana 1500 2008 Base
GMC Savana 1500 2012 SLE
GMC Savana 1500 2012 SL
GMC Savana 2500 2011 Base
GMC Savana 2500 2011 LS
GMC Savana 2500 2011 LT
GMC Savana 2500 2012 SLE
GMC Savana 2500 2012 SL
GMC Savana 3500 2018, 2021 LT
GMC Savana 3500 2018, 2021 LS
GMC Savana 3500 2018, 2021 Base
GMC Sierra 1500 2007, 2011, 2014 SLT
GMC Sierra 1500 2007, 2011, 2014 SLE
GMC Sierra 1500 2007, 2011, 2014 Denali
GMC Sierra 1500 2007, 2011 SL
GMC Sierra 1500 2007, 2011 WT
GMC Sierra 1500 2011 XFE
GMC Sierra 1500 2011 Hybrid
GMC Sierra 1500 2014 Base
GMC Sierra 1500 Limited 2019 Base
GMC Sierra 1500 Limited 2019, 2022 SLE
GMC Sierra 1500 Limited 2022 Pro
GMC Sierra 1500 Limited 2022 Elevation
GMC Sierra 1500 Limited 2022 SLT
GMC Sierra 1500 Limited 2022 AT4
GMC Sierra 1500 Limited 2022 Denali
GMC Sierra 2500 HD 2011, 2020 SLT
GMC Sierra 2500 HD 2011 WT
GMC Sierra 2500 HD 2011, 2020 Denali
GMC Sierra 2500 HD 2011, 2020 SLE
GMC Sierra 2500 HD 2015, 2020 Base
GMC Sierra 2500 HD 2020 AT4
GMC Sierra 2500 HD 2022 Pro
GMC Sierra 2500 HD 2024 Denali Ultimate
GMC Sierra 2500 HD 2024 AT4X
GMC Sierra 3500 HD 2011 Denali
GMC Sierra 3500 HD 2011 SLT
GMC Sierra 3500 HD 2011 WT
GMC Sierra 3500 HD 2011 SLE
GMC Sierra 3500 HD 2015 Base
GMC Yukon 2019 SLT
GMC Yukon 2019 SLE
GMC Yukon 2019 Denali
GMC Yukon 2021 AT4
GMC Yukon 2023 Denali Ultimate
GMC Yukon 2025 AT4 Ultimate
GMC Yukon 2025 Elevation
GMC Yukon XL 2015 SLT
GMC Yukon XL 2015 SLE
GMC Yukon XL 2015 Denali
GMC Yukon XL 2021 AT4
GMC Yukon XL 2023 Denali Ultimate

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About HPS Performance Products

HPS Performance Products is a leading manufacturer of aftermarket performance parts, fabrication components, and silicone hoses. HPS serves a number of different industries, including automotive, aerospace, construction, commercial truck/bus, marine, agricultural, turbo diesel, off-road, performance racing, general manufacturing, and water treatment. The company’s ability to fabricate custom-shaped multiply silicone hoses make it ideal for a wide range of applications. The multiply carcass makes HPS’ hose perfect for coolant and turbocharged pressure applications while the fluoro-silicone-lined hoses make it safe to be used with petroleum-based oil and fuel.

HPS Performance Products is committed to meeting its original goals of producing quality parts at competitive pricing and providing customer service responses in a personal, timely manner. All HPS products have been thoroughly tested on the dyno and track, and meet or exceed SAEJ20 standards. The HPS staff has solid expertise in the silicone hose department, which allows them to deliver standard size silicone hoses with same-day shipping. HPS’ highly skilled and knowledgeable team, paired with the latest state-of-the-art technology, ensures the brand’s continued success and reputation as a premier manufacturer in the industry 

HPS Quality Silicone Hoses

HPS Performance Products specializes in and is best known for manufacturing multi-application silicone hoses. HPS silicone hoses are carefully crafted from only the highest quality 4-ply reinforced high-temperature material. The hoses are available in the following varieties: straight coupler, 1-foot tube, 3-foot coolant tube, charge air cooler hose (CAC), hump coupler, reducer couple her, 45-degree elbow coupler and reducer, and 90-degree elbow coupler and reducer.

HPS Performance Products also carries performance silicone vacuum hoses and silicone heater hoses. You can choose silicone hoses in both standard inch and hard-to-find metric sizes. Stainless steel T-bolt clamps are available to match with the silicone hoses as well. In order to meet the high demand and shorten the turnaround time for its silicone hoses, up to 90 percent of the product is already in stock and ready to ship or pick up from HPS authorized dealers like Vivid Racing. 

HPS Performance Products at Vivid Racing

Vivid Racing carries a comprehensive lineup of HPS Performance Products for a number of different makes, models, and applications. Our extensive inventory of HPS parts includes aluminum tubing, cold air and short ram intakes, vacuum lines, hoses and clamps, intercooler pipes, radiator caps, and much more! If you have any questions regarding the items listed above or have fitment concerns, please contact our expert sales team at (480) 966-3040. We are here to help you through the entire purchase process and make it a pleasant experience.

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