Exterior Components› Body Panels and Components

Merchant Automotive

DSP5 LLY Switch 2004.5-2005

$64.94

SKU: M01D 10223

In Stock
In Stock
Ships by Jun 16
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Fish Tuning DSP5 Switch is designed for GM 6.6L Duramax LLY engines. It seamlessly integrates with EFI Live Tuning, allowing you to change your tuning on-the-fly for increased flexibility. This switch requires that you already have DSP5 tuning installed; tuning is not included with this product.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandMerchant Automotive
Part NumberM01D 10223

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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