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Fleece Performance engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Fleece Performance lineup with fast shipping and expert fitment support — order with confidence.
The Fleece Performance MAP Sensor Spacer and Boost Reference Port is an essential upgrade for 2017-2024 GM 2500/3500 Duramax owners looking to streamline their engine monitoring setup. Designed for precision and durability, this component allows for a clean, reliable boost reference source without the need for complex custom fabrication.
Whether you are running a stock setup or a highly modified build, having a reliable boost reference is critical for protecting your investment and ensuring your truck performs at its peak. This spacer simplifies the installation of gauges or controllers, saving you time and reducing the risk of vacuum leaks or sensor errors. By choosing high-quality components from Fleece Performance, you ensure long-term reliability and performance. Upgrade your Duramax engine bay with this professional-grade solution available now at GGCRACING.
| Years | Make | Model | Trim |
|---|---|---|---|
| 2017-2024 | Chevrolet | Silverado 2500 HD | High Country |
| 2017-2024 | Chevrolet | Silverado 2500 HD | LT |
| 2017-2024 | Chevrolet | Silverado 2500 HD | LTZ |
| 2017-2024 | Chevrolet | Silverado 2500 HD | WT |
| 2021-2024 | Chevrolet | Silverado 2500 HD | Custom |
| 2024 | Chevrolet | Silverado 2500 HD | ZR2 |
| 2017-2024 | Chevrolet | Silverado 3500 HD | High Country |
| 2017-2024 | Chevrolet | Silverado 3500 HD | LT |
| 2017-2024 | Chevrolet | Silverado 3500 HD | LTZ |
| 2017-2024 | Chevrolet | Silverado 3500 HD | WT |
| 2017-2021 | GMC | Sierra 2500 HD | Base |
| 2017-2024 | GMC | Sierra 2500 HD | Denali |
| 2017-2024 | GMC | Sierra 2500 HD | SLE |
| 2017-2024 | GMC | Sierra 2500 HD | SLT |
| 2020-2024 | GMC | Sierra 2500 HD | AT4 |
| 2022-2024 | GMC | Sierra 2500 HD | Pro |
| 2024 | GMC | Sierra 2500 HD | AT4X |
| 2024 | GMC | Sierra 2500 HD | Denali Ultimate |
| 2017-2021 | GMC | Sierra 3500 HD | Base |
| 2017-2024 | GMC | Sierra 3500 HD | Denali |
| 2017-2024 | GMC | Sierra 3500 HD | SLE |
| 2017-2024 | GMC | Sierra 3500 HD | SLT |
| 2020-2024 | GMC | Sierra 3500 HD | AT4 |
| 2022-2024 | GMC | Sierra 3500 HD | Pro |
| 2024 | GMC | Sierra 3500 HD | Denali Ultimate |
Other popular Fleece Performance products customers consider together:
Fleece Performance engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Fleece Performance lineup with fast shipping and expert fitment support — order with confidence.
The Fleece Performance MAP Sensor Spacer and Boost Reference Port is an essential upgrade for 2017-2024 GM 2500/3500 Duramax owners looking to streamline their engine monitoring setup. Designed for precision and durability, this component allows for a clean, reliable boost reference source without the need for complex custom fabrication.
Whether you are running a stock setup or a highly modified build, having a reliable boost reference is critical for protecting your investment and ensuring your truck performs at its peak. This spacer simplifies the installation of gauges or controllers, saving you time and reducing the risk of vacuum leaks or sensor errors. By choosing high-quality components from Fleece Performance, you ensure long-term reliability and performance. Upgrade your Duramax engine bay with this professional-grade solution available now at GGCRACING.
| Years | Make | Model | Trim |
|---|---|---|---|
| 2017-2024 | Chevrolet | Silverado 2500 HD | High Country |
| 2017-2024 | Chevrolet | Silverado 2500 HD | LT |
| 2017-2024 | Chevrolet | Silverado 2500 HD | LTZ |
| 2017-2024 | Chevrolet | Silverado 2500 HD | WT |
| 2021-2024 | Chevrolet | Silverado 2500 HD | Custom |
| 2024 | Chevrolet | Silverado 2500 HD | ZR2 |
| 2017-2024 | Chevrolet | Silverado 3500 HD | High Country |
| 2017-2024 | Chevrolet | Silverado 3500 HD | LT |
| 2017-2024 | Chevrolet | Silverado 3500 HD | LTZ |
| 2017-2024 | Chevrolet | Silverado 3500 HD | WT |
| 2017-2021 | GMC | Sierra 2500 HD | Base |
| 2017-2024 | GMC | Sierra 2500 HD | Denali |
| 2017-2024 | GMC | Sierra 2500 HD | SLE |
| 2017-2024 | GMC | Sierra 2500 HD | SLT |
| 2020-2024 | GMC | Sierra 2500 HD | AT4 |
| 2022-2024 | GMC | Sierra 2500 HD | Pro |
| 2024 | GMC | Sierra 2500 HD | AT4X |
| 2024 | GMC | Sierra 2500 HD | Denali Ultimate |
| 2017-2021 | GMC | Sierra 3500 HD | Base |
| 2017-2024 | GMC | Sierra 3500 HD | Denali |
| 2017-2024 | GMC | Sierra 3500 HD | SLE |
| 2017-2024 | GMC | Sierra 3500 HD | SLT |
| 2020-2024 | GMC | Sierra 3500 HD | AT4 |
| 2022-2024 | GMC | Sierra 3500 HD | Pro |
| 2024 | GMC | Sierra 3500 HD | Denali Ultimate |
Other popular Fleece Performance products customers consider together: