
DSP5 SOTF Switch 2011-2016 LML 6.6L Duramax | SPELAB
---tab Description---
Description
Unlock the full potential of your 2011-2016 LML 6.6L Duramax with our high-performance SOTF Switch. Designed for seamless integration with EFI Live's DSP5 tuning system, this switch allows drivers to toggle between five custom-tuned programs in real timeâwithout needing to reflash through the OBD2 port. Crafted with premium materials like a knurled aluminum knob and high-temperature wiring, this switch is built to endure the heat and demands of your engine bay while offering smooth and reliable tuning transitions from the comfort of your cab.
Key Features
- Real-Time Tuning Control: Instantly switch between up to five EFI Live tunes on the flyâno need to reprogram through OBD2.
- Premium Build Quality: Aluminum knurled knob for durability and grip, with heat-resistant wires and split loom protection.
- Straightforward Installation: Designed for DIY or professional install with included wiring guide and color-coded leads.
- Driver-Centric Design: Mounts conveniently inside the cabinâin dashboards, switch panels, or center consoles.
- NOTE: Your vehicle must be preloaded with an EFI Live DSP5 tune or EZ LYNK that supports multiple maps.
Specifications
| Installation Locations | Mount inside cabin: dashboard, switch panel, or center console. |
| Wire Connection | Yellow wire to ECM Pin 11
Black wire to ECM Pin 35 |
| Mode | Best For |
|---|---|
| Economy | Daily driving, saving fuel |
| Light Tow | Small trailers, balanced power |
| Heavy Tow | Big loads, max torque |
| Performance | Fast acceleration, highway driving |
| Race | Track days, ultimate power |
Â
---tab Fitment---
- 2011-2016 LML 6.6L Duramax
---tab FAQ---
Q: Do I need custom tuning to use this switch?
A: Yes. Your vehicle must be preloaded with an EFI Live DSP5 tune that supports multiple maps.
Q: Can I install this switch myself?
A: Yes, if you're familiar with vehicle electronics. We provide detailed wiring instructions, but professional installation is recommended for beginners.
Q: Where should I mount the switch?
A: It can be mounted in the cabinâcommonly on the dashboard, switch panel, or center console.
Q: Does this switch require any software?
A: No additional software is needed, but a DSP5 tune must already be installed via EFI Live.
Q: How many tune positions can I switch between?
A: Up to five custom tune positions can be accessed.
Q: What happens if the switch fails?
A: If the switch malfunctions, the ECM may default to one tune or be unable to switchâreplacement is recommended.
Q: Does the kit include a mounting bracket?
A: No. The kit does not include a bracket; a small hole may need to be drilled for mounting.
Q: Is this switch legal for street use?
A: This product is intended for off-road use only. Please check your local emissions and modification laws.
Q: Are the wires pre-labeled for installation?
A: Yes. The yellow and black wires are color-coded for easy identification during install.
---tab Shipping & Returns---
Fast Shipping Policy
Your order will be dispatched within 1-2 business days, and the package will arrive within your order's estimated date. Click for Shipping Policy
Easy Return Policy
Every order comes with a 14-day free return, which means you don't have to pay for a return slip. Click for Return Policy
Original: $44.00
-70%$44.00
$13.20More Images


DSP5 SOTF Switch 2011-2016 LML 6.6L Duramax | SPELAB
---tab Description---
Description
Unlock the full potential of your 2011-2016 LML 6.6L Duramax with our high-performance SOTF Switch. Designed for seamless integration with EFI Live's DSP5 tuning system, this switch allows drivers to toggle between five custom-tuned programs in real timeâwithout needing to reflash through the OBD2 port. Crafted with premium materials like a knurled aluminum knob and high-temperature wiring, this switch is built to endure the heat and demands of your engine bay while offering smooth and reliable tuning transitions from the comfort of your cab.
Key Features
- Real-Time Tuning Control: Instantly switch between up to five EFI Live tunes on the flyâno need to reprogram through OBD2.
- Premium Build Quality: Aluminum knurled knob for durability and grip, with heat-resistant wires and split loom protection.
- Straightforward Installation: Designed for DIY or professional install with included wiring guide and color-coded leads.
- Driver-Centric Design: Mounts conveniently inside the cabinâin dashboards, switch panels, or center consoles.
- NOTE: Your vehicle must be preloaded with an EFI Live DSP5 tune or EZ LYNK that supports multiple maps.
Specifications
| Installation Locations | Mount inside cabin: dashboard, switch panel, or center console. |
| Wire Connection | Yellow wire to ECM Pin 11
Black wire to ECM Pin 35 |
| Mode | Best For |
|---|---|
| Economy | Daily driving, saving fuel |
| Light Tow | Small trailers, balanced power |
| Heavy Tow | Big loads, max torque |
| Performance | Fast acceleration, highway driving |
| Race | Track days, ultimate power |
Â
---tab Fitment---
- 2011-2016 LML 6.6L Duramax
---tab FAQ---
Q: Do I need custom tuning to use this switch?
A: Yes. Your vehicle must be preloaded with an EFI Live DSP5 tune that supports multiple maps.
Q: Can I install this switch myself?
A: Yes, if you're familiar with vehicle electronics. We provide detailed wiring instructions, but professional installation is recommended for beginners.
Q: Where should I mount the switch?
A: It can be mounted in the cabinâcommonly on the dashboard, switch panel, or center console.
Q: Does this switch require any software?
A: No additional software is needed, but a DSP5 tune must already be installed via EFI Live.
Q: How many tune positions can I switch between?
A: Up to five custom tune positions can be accessed.
Q: What happens if the switch fails?
A: If the switch malfunctions, the ECM may default to one tune or be unable to switchâreplacement is recommended.
Q: Does the kit include a mounting bracket?
A: No. The kit does not include a bracket; a small hole may need to be drilled for mounting.
Q: Is this switch legal for street use?
A: This product is intended for off-road use only. Please check your local emissions and modification laws.
Q: Are the wires pre-labeled for installation?
A: Yes. The yellow and black wires are color-coded for easy identification during install.
---tab Shipping & Returns---
Fast Shipping Policy
Your order will be dispatched within 1-2 business days, and the package will arrive within your order's estimated date. Click for Shipping Policy
Easy Return Policy
Every order comes with a 14-day free return, which means you don't have to pay for a return slip. Click for Return Policy
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
---tab Description---
Description
Unlock the full potential of your 2011-2016 LML 6.6L Duramax with our high-performance SOTF Switch. Designed for seamless integration with EFI Live's DSP5 tuning system, this switch allows drivers to toggle between five custom-tuned programs in real timeâwithout needing to reflash through the OBD2 port. Crafted with premium materials like a knurled aluminum knob and high-temperature wiring, this switch is built to endure the heat and demands of your engine bay while offering smooth and reliable tuning transitions from the comfort of your cab.
Key Features
- Real-Time Tuning Control: Instantly switch between up to five EFI Live tunes on the flyâno need to reprogram through OBD2.
- Premium Build Quality: Aluminum knurled knob for durability and grip, with heat-resistant wires and split loom protection.
- Straightforward Installation: Designed for DIY or professional install with included wiring guide and color-coded leads.
- Driver-Centric Design: Mounts conveniently inside the cabinâin dashboards, switch panels, or center consoles.
- NOTE: Your vehicle must be preloaded with an EFI Live DSP5 tune or EZ LYNK that supports multiple maps.
Specifications
| Installation Locations | Mount inside cabin: dashboard, switch panel, or center console. |
| Wire Connection | Yellow wire to ECM Pin 11
Black wire to ECM Pin 35 |
| Mode | Best For |
|---|---|
| Economy | Daily driving, saving fuel |
| Light Tow | Small trailers, balanced power |
| Heavy Tow | Big loads, max torque |
| Performance | Fast acceleration, highway driving |
| Race | Track days, ultimate power |
Â
---tab Fitment---
- 2011-2016 LML 6.6L Duramax
---tab FAQ---
Q: Do I need custom tuning to use this switch?
A: Yes. Your vehicle must be preloaded with an EFI Live DSP5 tune that supports multiple maps.
Q: Can I install this switch myself?
A: Yes, if you're familiar with vehicle electronics. We provide detailed wiring instructions, but professional installation is recommended for beginners.
Q: Where should I mount the switch?
A: It can be mounted in the cabinâcommonly on the dashboard, switch panel, or center console.
Q: Does this switch require any software?
A: No additional software is needed, but a DSP5 tune must already be installed via EFI Live.
Q: How many tune positions can I switch between?
A: Up to five custom tune positions can be accessed.
Q: What happens if the switch fails?
A: If the switch malfunctions, the ECM may default to one tune or be unable to switchâreplacement is recommended.
Q: Does the kit include a mounting bracket?
A: No. The kit does not include a bracket; a small hole may need to be drilled for mounting.
Q: Is this switch legal for street use?
A: This product is intended for off-road use only. Please check your local emissions and modification laws.
Q: Are the wires pre-labeled for installation?
A: Yes. The yellow and black wires are color-coded for easy identification during install.
---tab Shipping & Returns---
Fast Shipping Policy
Your order will be dispatched within 1-2 business days, and the package will arrive within your order's estimated date. Click for Shipping Policy
Easy Return Policy
Every order comes with a 14-day free return, which means you don't have to pay for a return slip. Click for Return Policy






















