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22k miles after install and no soot caked on the MAP sensor! A must do. Easy install.

  Mitch S — Dublin, OH

Key Features

  • Relocates manifold temperature and pressure sensors
  • Keeps your Duramax engine running efficiently
  • Reduces soot and oil buildup
  • Extends sensor service interval
  • Billet aluminum construction
  • Black anodized finish
  • CNC tool paths left for aesthetics
  • Machined Banks logo
  • Includes stainless hardware
About This Product

Protect your 2023½-2026 6.6L Duramax's manifold temperature and pressure sensors from dirty exhaust gas and sticky oil buildup with a Banks MAP Sensor Relocation Kit. A contaminated sensor can cause inaccurate readings, adversely affecting fuel economy and power output. The small billet aluminum device relocates the sensor out of the soot-filled exhaust stream.

Fitment Note
Why It's Better

KEEPS YOUR MAP SENSORS CLEAN

Your engine’s EGR (Exhaust Gas Recirculation) and PCV (Positive Crank Case Ventilation) systems draw unburnt exhaust gasses and oil vapor into the combustion chambers to lower combustion temperature, reduce NOx, and keep harmful gasses from entering the atmosphere.

Banks Power, MAP Spacer, MAP Sensor, MAP Spacer for 2023-2025 Chevrolet GMC L5P

LESS CLEANING.
MORE POWER.

This recirculated exhaust gas and sticky oil vapor adheres to the MAP sensors' delicate electronics causing inaccurate readings. This results in incorrect fuel calculations reducing fuel economy and power output.

Banks Power, MAP Sensor Dirty with Carbon

Banks MAP Sensor Relocation Kit is an attractive, easy way to prevent this oily soot from building on your MAP sensors by moving them up and out of the contaminated exhaust stream.

Banks Power, MAP Spacer vs No Sensor, MAP Sensor, MAP Spacer for 2017-2024 Chevrolet GMC L5P Alt

EASY INSTALLATION

Requiring only a few minutes to install, Banks MAP Sensor Relocation Kit eliminates the need for periodic cleaning. It protects your sensors from faulty readings, ensuring proper air-fuel ratios are always calculated by your Duramax’s ECM.

With a machined logo, show your Banks pride while extending your sensors' cleaning or replacement intervals.

Banks MAP Spacer Installed

This Dual MAP Sensor Relocation Kit
fits the following vehicles:
click to expand

Chevrolet Silverado 2500

  • Chevrolet Silverado 2500 | 6.6L Diesel 2026
  • Chevrolet Silverado 2500 | 6.6L Diesel 2025
  • Chevrolet Silverado 2500 | 6.6L Diesel 2024
  • Chevrolet Silverado 2500 | 6.6L Diesel 2023

Chevrolet Silverado 3500

  • Chevrolet Silverado 3500 | 6.6L Diesel 2026
  • Chevrolet Silverado 3500 | 6.6L Diesel 2025
  • Chevrolet Silverado 3500 | 6.6L Diesel 2024
  • Chevrolet Silverado 3500 | 6.6L Diesel 2023

GMC Sierra 2500 HD

  • GMC Sierra 2500 HD | 6.6L Diesel 2026
  • GMC Sierra 2500 HD | 6.6L Diesel 2025
  • GMC Sierra 2500 HD | 6.6L Diesel 2024
  • GMC Sierra 2500 HD | 6.6L Diesel 2023

GMC Sierra 3500 HD

  • GMC Sierra 3500 HD | 6.6L Diesel 2026
  • GMC Sierra 3500 HD | 6.6L Diesel 2025
  • GMC Sierra 3500 HD | 6.6L Diesel 2024
  • GMC Sierra 3500 HD | 6.6L Diesel 2023
Installation and Support

Dual MAP Sensor Relocation KitMAP Sensor Relocators

SKU #64415

2023½-2026 Chevy/GMC 2500-3500 6.6L Diesel
For trucks with separate manifold temperature and pressure sensors

Extends life of sensors
Protects from soot buildup

Chevy/GMC Chevy/GMC Limited Inventory
$129.00
MSRP: $143.33
Add-Ons
49 state compliant
Not for sale in California
Dual MAP Sensor Relocation Kit

22k miles after install and no soot caked on the MAP sensor! A must do. Easy install.

  Mitch S — Dublin, OH

Key Features

  • Relocates manifold temperature and pressure sensors
  • Keeps your Duramax engine running efficiently
  • Reduces soot and oil buildup
  • Extends sensor service interval
  • Billet aluminum construction
  • Black anodized finish
  • CNC tool paths left for aesthetics
  • Machined Banks logo
  • Includes stainless hardware
About This Product

Protect your 2023½-2026 6.6L Duramax's manifold temperature and pressure sensors from dirty exhaust gas and sticky oil buildup with a Banks MAP Sensor Relocation Kit. A contaminated sensor can cause inaccurate readings, adversely affecting fuel economy and power output. The small billet aluminum device relocates the sensor out of the soot-filled exhaust stream.

Fitment Note
Why It's Better

KEEPS YOUR MAP SENSORS CLEAN

Your engine’s EGR (Exhaust Gas Recirculation) and PCV (Positive Crank Case Ventilation) systems draw unburnt exhaust gasses and oil vapor into the combustion chambers to lower combustion temperature, reduce NOx, and keep harmful gasses from entering the atmosphere.

Banks Power, MAP Spacer, MAP Sensor, MAP Spacer for 2023-2025 Chevrolet GMC L5P

LESS CLEANING.
MORE POWER.

This recirculated exhaust gas and sticky oil vapor adheres to the MAP sensors' delicate electronics causing inaccurate readings. This results in incorrect fuel calculations reducing fuel economy and power output.

Banks Power, MAP Sensor Dirty with Carbon

Banks MAP Sensor Relocation Kit is an attractive, easy way to prevent this oily soot from building on your MAP sensors by moving them up and out of the contaminated exhaust stream.

Banks Power, MAP Spacer vs No Sensor, MAP Sensor, MAP Spacer for 2017-2024 Chevrolet GMC L5P Alt

EASY INSTALLATION

Requiring only a few minutes to install, Banks MAP Sensor Relocation Kit eliminates the need for periodic cleaning. It protects your sensors from faulty readings, ensuring proper air-fuel ratios are always calculated by your Duramax’s ECM.

With a machined logo, show your Banks pride while extending your sensors' cleaning or replacement intervals.

Banks MAP Spacer Installed

This Dual MAP Sensor Relocation Kit
fits the following vehicles:
click to expand

Chevrolet Silverado 2500

  • Chevrolet Silverado 2500 | 6.6L Diesel 2026
  • Chevrolet Silverado 2500 | 6.6L Diesel 2025
  • Chevrolet Silverado 2500 | 6.6L Diesel 2024
  • Chevrolet Silverado 2500 | 6.6L Diesel 2023

Chevrolet Silverado 3500

  • Chevrolet Silverado 3500 | 6.6L Diesel 2026
  • Chevrolet Silverado 3500 | 6.6L Diesel 2025
  • Chevrolet Silverado 3500 | 6.6L Diesel 2024
  • Chevrolet Silverado 3500 | 6.6L Diesel 2023

GMC Sierra 2500 HD

  • GMC Sierra 2500 HD | 6.6L Diesel 2026
  • GMC Sierra 2500 HD | 6.6L Diesel 2025
  • GMC Sierra 2500 HD | 6.6L Diesel 2024
  • GMC Sierra 2500 HD | 6.6L Diesel 2023

GMC Sierra 3500 HD

  • GMC Sierra 3500 HD | 6.6L Diesel 2026
  • GMC Sierra 3500 HD | 6.6L Diesel 2025
  • GMC Sierra 3500 HD | 6.6L Diesel 2024
  • GMC Sierra 3500 HD | 6.6L Diesel 2023
Installation and Support

Overall rating: 4.9892473 / 5 from 93 reviews.

AI Generated Review Summary

The Dual MAP Sensor Relocation Kit is highly praised for its excellent quality, easy installation, and impressive appearance. Customers appreciate its ability to protect sensors from contaminants, ensuring accurate readings and optimal performance.

Summary topics

  • Product Quality (24%): A significant number of customers brought up the great quality of the product and its impressive packaging.
  • Ease of Installation (26%): A significant number of customers brought up that the installation of the product was super easy and everything fit perfectly.
  • Product Appearance (13%): It was observed by customers that the product "looks great" and is of high quality.

Review topics: ["fit","looks","quality","shipping","instructions","packaging","results","works","issues","install","sensor","kit","miles","directions","solution","banks","piece","process","truck","machining","cleans","pan","soot"].

Review highlights

  • "Impressive quality, impeccable packaging and easy installation." — Jason M.
  • "They look great and are high quality." — Steve J.
  • "Very easy install hopefully these guys work as advertised!!" — Gerald B.

Reviews

Great Quality, Easy Install and Super Shipping

"Easy install. Make sure to use mass air flow sensor cleaner on your sensors before installing these. Only 9k miles and my sensors were coated with carbon build-up. Let ya know if this helps in another 9k miles. As always can't go wrong with Banks."

— Charles V. (5/5)

Awesome product!

"Every 5K to 6K miles I have had to clean the MAP sensor on my 25’ GMC Duramax due to soot buildup. Just over 9K miles so far and no problems! I know its going ti happen but hopefully a much longer time in between!"

— Ken I. (5/5)

SDual MAP Sensor Relocation Kit - Winner

"Cleaned up my sensors after some aggressive shifting 13k miles into a new vehicle. 2026 chevy 2500 6.6L L5P. Running smooth as can be now and will monitor cleanliness between oil changes for improvement. Install was straight forward though the video instructions outdated for the latest generation L5P."

— ZACHARY D. (5/5)

Highly recommend

"I can always tell when the map sensors got carved up because it would cause rough idle on startup every oil change I would have them cleaned. I installed the adapters myself and did not have any cleaner at the time there was some carbon on it I got off what I could. No more rough idle on startup picked up one and a half miles per gallon. 24 Duramax 1 ton dually just over 50,000 miles."

— Robert S. (5/5)

Wiring

"Well made. Plug receptors need to be longer Had great difficulty connecting to wiring harness. Not enough slack in the factory harness. I’m sure this varies a lot during engine assembly. But maybe Banks could come up with something for my situation"

— Brad W. (5/5)

Map sensor kit

"Hopefully this item will buy more time between cleanings of the two map sensors. The sensors were sooted up and I’m surprised I didn’t throw a code. Unsure if this will effect my warranty."

— Michael N. (5/5)

MAP Sensor Kit

"Nice product! They fit like a glove!!"

— David T. (5/5)

Daul MAP Senor GMC

"The only thing I would recommend that you show how to disconnect the wiring connector. It was difficult to disconnect the wiring connector. A better video would be helpful. Fit was on point! Looks good!"

— Frank S. (5/5)

Map sensor relocation kit

"Awesome product for banks, always get a quality product from this company"

— John C. (5/5)

Plug and play instal was

"Plug and play instal was perfect, the top wire needed to be tweaked a little bit so it wasn’t so tight but worked. Great kit"

— Blair W. (5/5)

Q&A

Will this void manufacturers warranty?
It depends on your local dealership and how they choose to enforce GM's warranty policies. Our recommendation is to speak with your service advisor. If they indicate that aftermarket accessories are ill advised, then we recommend finding another service center that’s aftermarket-friendly.