Edge Products Edge Pulsar V3 L5P Tuner & Insight CTS3, 2017-2019 L5P

Fits 2017-2019 6.6L Duramax V8 (L5P)

Edge Products
Tune
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gain
no published figure
price
$1,549.95
at DmaxStore
install
1/5 difficulty ยท ~30-60 min to load

A tune changes the engine computer's fuel, timing and shift settings. It is the one change that can alter how the whole truck behaves. This one is the Edge Products Edge Pulsar V3 L5P Tuner & Insight CTS3, 2017-2019 L5P, listed to fit the 2017-2019 GMC Sierra 2500HD/3500HD with the 6.6L Duramax V8 (L5P).

why this one โ€” Tuning affects your warranty and your emissions status. Understand both before you load anything. DmaxStore lists it at $1549.95, and the fitment above is what the listing itself states, not a guess.

Questions about this category

No published gain figure for this part, and nothing here is a guarantee. Price is a list price and can lag the retailer; confirm at checkout. See how we check a price and our affiliate disclosure.

Independent site. Not affiliated with, endorsed by, or sponsored by any vehicle manufacturer, parts manufacturer, or retailer named on this site. Vehicle and brand names are used only to describe compatibility. Gains shown are manufacturer claims, community estimates, or independent tests, labeled by source on every part, and are not guarantees.