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The Denali 504

This is NOT your mother's SUV


2015 Denali 504

Welcome to the sales page for my 2015 Yukon Denali 504.

Why "504"? Well after all the below upgrades and modifications, the estimated HP is 504!


Why am I selling it?  I LOVE this vehicle but my wife does not….I would rather stay married so it is being sold.

To see and hear it, check out this video:


2015 GMC Yukon Denali 4x4 6.2L L86

95K with freshly (3/1/2023) rebuilt engine with over 500HP!

Engine has all top of the line parts, including:

  • Texas Speed Performance Stage 2 Cam with AFM/DOD delete

  • PAC .660" Dual Spring Kit

  • GM Peformance LS7 lifters. No made in China junk!

  • Gwatney Performance pushrods

  • Trunnion Bearing upgrade by Michigan Motorsports

  • C5R Timing Chain

  • Silv-O-Lite Hypereutectic pistons

  • Total Seal piston Rings

  • Clevite, ACL Race series and Dura Bond bearings

  • Polished crankshaft

  • All new GM fuel injectors, not remanufactured or aftermarket.

  • New GM intake manifold, oil pump, spark plug wires, belts & hoses. All new TTY bolts, new gaskets etc.

  • Texas Speed long tube Stainless Steel headers and Y Pipe with high flow cats

  • Gibson Performance Cat-Back exhaust

  • Custom Tune by Calibrated by Karger/ No issues passing state inspection.

  • Custom KMC 22" Wheels

  • Overhead DVD Player

  • Weathertech mats throughout.

Engine has a great lopey cam sound, and will blow you away when you hit the gas. Crisp shifts, amazing to drive! Built with careful attention to every detail, no shortcuts.

L86 engine has all the same parts as an LT-1 in C7 Corvette and 6th-gen Camaro with a different intake manifold for trucks and SUVs.

I LOVE this vehicle but my wife does not….I would rather stay married so it is being sold.

Asking price is $33,900.  I am reasonable but please don't waste my (and your's) time with any lowball offers.

Forms of payment accepted are cash, wire transfer or certified cashiers check from recognized bank in the USA. All monetary transfers to occur at bank in Frisco, TX so bank can confirm veracity of payment.

Please do not ask if you can drive it for a few days. The answer will be "No".  Happy to do test drive at a mutually agreeable time.

Vehicle is registered and passed state inspection on 3/9/2023

Vehicle is located in Frisco, TX

Feel free to text me at 469-888-3680

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