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2014–2018 GMC Sierra stereo and speaker fit

The 2014–2018 GMC Sierra takes a double-DIN or single-DIN aftermarket stereo with the right dash kit (Metra 99-3014G) and wiring harness. Audio MotorSports in Carson stocks stereos and speakers that fit and installs them in its own bay, often the same day.

What fits the 2014–2018 GMC Sierra

Trim / bodyDash openingFront doorsDashRear doors
Double Cab / Crew CabDouble DIN or single DIN ✓ Verified6x9" ✓ Verifiedtweeter ✓ Verified6.75" ✓ Verified
Regular CabDouble DIN or single DIN ✓ Verified6x9" ✓ Verifiedtweeter ✓ Verified–

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In stock in Carson

Gear for the 2014–2018 GMC Sierra

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Pick your exact year and trim in Shop by vehicle; we confirm the fit before you buy.

Install notes for the 2014–2018 GMC Sierra

  • Dash kit and wiring: Metra 99-3014G (single or double DIN; fits radios with RPO IO3/IOB/IO5/IO6). Integration interface needed; Metra 99-3014G (single or double DIN).
  • Some trims have factory Bose premium sound, which can wire differently; we check your trim before you buy.
  • Fit changes by trim (Double Cab / Crew Cab; Regular Cab), so pick your trim in Shop by vehicle.

Local pickup and install in Carson

In-store pickup at 22025 S Avalon Blvd Ste A, Carson, or delivery (call for delivery). Everything is paid upfront and settled before delivery. Buy now, pay later with the Payment Plan (Synchrony, Zelle, Venmo, PayPal, crypto, credit cards over the phone).

Sizes marked "Confirm at the shop" are ones our sources do not agree on yet, or that change by trim or premium audio. We confirm before you buy. Fit data checked against Crutchfield vehicle research.

Speaker upgrade

Sierra speaker upgrade guide, every year

More for your GMC Sierra

GMC Sierra speaker upgrade guide

Car guides: Car stereos by budget · 6.5-inch speakers compared · 6x9 speakers compared · Dash kits and radio interfaces

Other GMC Sierra years

More GMC fit guides: Acadia · Canyon · Terrain · Yukon

All GMC fit guides · Shop by vehicle

2014–2018 GMC Sierra stereo and speaker fit: questions

Will a double-DIN stereo fit the 2014–2018 GMC Sierra?

Yes. A double-DIN stereo fits with the right dash kit (Metra 99-3014G) and wiring harness, which we put in at install.

Does the 2014–2018 GMC Sierra have a premium sound system?

Some trims have factory Bose premium sound, which can wire differently. We check your trim before you buy.

Can we install it?

Yes. Bring the 2014–2018 GMC Sierra to 22025 S Avalon Blvd Ste A, Carson. We confirm the trim and install in our own bay, often the same day. Text or call us.

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