AC DELCO OLX-ACD25814756-CL360A50 Engine Mount Housing 199854439996 Acdelco 2500/3500

( Brand: Ac Delco ), ( Manufacturer Part Number: OLX-ACD25814756-CL360A50 ), ( Type: Automotive ), ( Material: Aluminum, Rubber, Steel ), ( Item Length: 10.300 ), ( Item Height: 7.600 ), ( Item Width: 7.800 ), ( Fitment Type: Direct Replacement ), ( Generic Keywords 1: Part ), ( Intended Use: Automobiles ), ( Misc Fitment Notes: See Notes ), ( Manufacturer Warranty: 1 Year ), ( Color: Black ), ( UPC: 199854439996 )

Review AC DELCO Genuine Acdelco Gmc 2500/3500 Hd Engine Mount Black Housing fits SIERRA 2500 3500 2011–2016

The **AC Delco OLX-ACD25814756-CL360A50** is a high-performance, direct-fit **engine mount housing** meticulously engineered to deliver unmatched durability and precision for the **GMC Sierra 2500HD/3500HD (2011 2016)** models equipped with the **Duramax diesel engine**. This premium aftermarket component is designed to replace the original factory mount housing, ensuring a seamless fit while enhancing structural integrity and reducing engine vibration for a smoother, more refined driving experience. Crafted from **high-strength, corrosion-resistant materials**, this mount housing is built to withstand the demanding conditions of heavy-duty towing, off-road adventures, and daily high-mileage use, making it an ideal choice for fleet operators, truck enthusiasts, and professionals who demand reliability without compromise.

The **AC Delco OLX-ACD25814756-CL360A50** features a **precision-machined design** that aligns perfectly with the engine bay s existing mounts, ensuring proper alignment and torque distribution. Its robust construction minimizes flex and fatigue, which helps prevent premature wear on critical engine components, such as the turbocharger, exhaust manifold, and intake system. Additionally, this mount housing is engineered to maintain optimal engine positioning, reducing strain on the drivetrain and improving overall engine longevity. Whether you're hauling heavy loads, navigating rough terrain, or simply seeking a quieter, more stable ride, this component delivers the performance and peace of mind that modern diesel truck owners require.

Backed by **AC Delco s reputation for quality and compatibility**, this mount housing undergoes rigorous testing to meet or exceed OEM standards, ensuring it integrates flawlessly with the **Duramax 6.6L L5P engine** found in these GMC Sierra models. The part is designed for easy installation, with clear alignment guides and compatible fasteners included to simplify the replacement process. Whether you're performing a routine maintenance upgrade or addressing a worn-out original component, the **AC Delco OLX-ACD25814756-CL360A50** provides a cost-effective solution that restores factory-like performance while offering enhanced durability for years of dependable service. Trusted by mechanics and truck owners alike, this component is a testament to AC Delco s commitment to delivering parts that perform as reliably as the vehicles they re designed for.

### Pros and Cons of buying a AC Delco OLX-ACD25814756-CL360A50 AC Delco Engine Mount Housing for GMC Sierra 2500/3500 (2011-2016)

1. **OEM Quality and Fitment** AC Delco is a trusted brand under General Motors, meaning this part is designed to match the original equipment specifications for your GMC Sierra. It should fit seamlessly without requiring extensive modifications, reducing installation hassles.

2. **Reliability and Durability** AC Delco parts are known for their robust construction and long-term performance. The engine mount housing is a critical component that supports the engine and transmission, so a high-quality part helps prevent premature wear or failure.

3. **Warranty Coverage** AC Delco parts often come with manufacturer warranties (typically 1-2 years or more), providing peace of mind against defects in materials or workmanship. This can be especially valuable if the part fails shortly after installation.

4. **Compatibility with Aftermarket Parts** Since this is an OEM part, it is more likely to be compatible with other aftermarket components you may install in the future, such as suspension upgrades or performance parts.

5. **Ease of Installation** Being an original equipment part, the design is optimized for straightforward installation. Many users report that AC Delco parts require minimal adjustments or additional tools compared to aftermarket alternatives.

6. **Support for Resale Value** If you ever sell or trade in your vehicle, having OEM or high-quality aftermarket parts like this can positively influence the resale value, as buyers often prefer vehicles with original or reputable aftermarket components.

---

1. **Higher Upfront Cost** AC Delco parts are generally more expensive than generic or non-branded aftermarket alternatives. For a single engine mount housing, this could be a noticeable expense, especially if you re on a tight budget.

2. **Potential for Overkill** If the original part was failing due to a specific issue (e.g., a cracked housing or a worn mount), an AC Delco replacement may be more than necessary unless you re also addressing other related components (e.g., mounts, bolts, or gaskets).

3. **Limited Customization** Unlike some aftermarket parts, AC Delco components are not designed for performance tuning or modifications. If you re looking for a stiffer or softer mount for tuning purposes, you may need to explore specialized aftermarket options.

4. **Availability and Lead Times** While AC Delco parts are widely available, stock can sometimes be limited, especially for older model years. You may need to order online or wait for delivery, which could delay your project.

5. **Potential for Counterfeit Parts** When purchasing from third-party sellers (e.g., eBay, Craigslist, or online marketplaces), there is a risk of receiving counterfeit or refurbished parts that don t meet AC Delco s quality standards. Always verify the seller s reputation and the part s authenticity.

6. **No Significant Performance Gains** Unlike performance-oriented parts, this engine mount housing is not designed to improve engine performance, handling, or drivability. It primarily serves as a replacement for a worn or damaged part.

---

The AC Delco OLX-ACD25814756-CL360A50 engine mount housing is an excellent choice for owners of the 2011-2016 GMC Sierra 2500/3500 who prioritize reliability, fitment, and long-term durability. It is the safest and most straightforward option for restoring factory specifications, especially if the original part was failing due to age or wear. The trade-off is the higher cost, but the peace of mind and reduced risk of future issues often justify the investment.

For budget-conscious buyers or those who are confident in their mechanical skills, a high-quality aftermarket alternative (e.g., from brands like Mopar, Moroso, or Carter) could be a cost-effective option, provided the part meets or exceeds OEM standards. However, if you value OEM compatibility, warranty coverage, and ease of installation, AC Delco is the recommended choice.

---

- You need a direct OEM replacement for reliability and fitment.

- You want a part with a warranty and minimal risk of failure.

- You re replacing a visibly damaged or worn housing and want to restore the vehicle to factory condition.

- You re not looking for performance modifications and prefer a straightforward solution.

- You re working with a tight budget and can verify the aftermarket part s quality and compatibility.

- You re also replacing other related components (e.g., mounts, bolts) and want to explore cost-saving options.

- You re comfortable inspecting the part for quality and authenticity before purchasing.

- Purchase directly from **GM Dealerships**, **RockAuto**, **Amazon**, or **AC Delco s official website** to ensure authenticity and warranty coverage. Avoid unverified sellers to prevent receiving counterfeit parts.

Ultimately, the AC Delco part is the best choice for most owners seeking a reliable, long-lasting replacement. Just ensure you re buying from a trusted source to avoid counterfeit issues.

Details:

Honest and reliable highly recommended for anyone considering buying from them. The item arrived quickly, well packaged, and exactly as described. Jody ne: Verified Purchaser. Lined with rubber to help reduce engine vibration, Premium Aftermarket ReplAcement Parts: Every component undergoes a thorough evaluation and meticulous inspection establish adherence our strict safety standards high-quality benchmarks.

I would gladly purchase again in the future. My headlights arrived very quickly, were well packaged and in great condition. GMC: SIERRA 2500 HD 2011 -2016. From precision-engineered lighting solutions to high-quality replAcement parts, these top-rated items are trusted by drivers and mechanics.

Priced right, well packed for shipping, sent lightning quick. Item was as described Arrived very quickly and packed well in good condition. Fast shipping, Well packaged, as described and great price. Ruico37: Verified Purchaser.

What I was looking for at a fair price, Accurately described, packed well and shipped quickly. Whether you're upgrading for or restoring factory performance, our picks deliver excellent value and dependable reliability. Item received new, as described, of apparent OEM quality. Lined with rubber to help reduce engine vibration, Premium Aftermarket ReplAcement Parts: Every component undergoes a thorough evaluation and meticulous inspection establish adherence our strict safety Cleaned Template.

Chamber-58: Verified Purchaser. Lasconi95: Verified Purchaser. Would be happy to do business again in the future. Great value and quality as they were not only beautiful but CAPA approved.

I really appreciate the careful packaging to ensure everything arrived safely.

part #: 199854439996 prices

• $145.00-$322.49

specifications engimou:

• for models: 2500, 3500, Sierra
• for makes: Gmc
• for years: 2011-2016
• brand: Ac Delco
• mpn: Olx-acd25814756-cl360a50
• type: Automotive
• material: Aluminum, Rubber, Steel
• item length: 10.300
• item height: 7.600
• item width: 7.800
• fitment type: Direct Replacement
• generic keywords 1: Part
• intended use: Automobiles
• misc fitment notes: See Notes
• manufacturer warranty: 1 Year
• color: Black
• upc: 199854439996

offer engimou:

• started: April 14, 2026
• quantity: 10
• sold: 0
• availability: In Stock
• options: Ship-to-home

general engimou:

• condition: New
• Car Truck Parts Accessories > Engines Engine Parts > Engine Mounts

returns engimou:

• policy: Returns Accepted
• time: 30 Days
• paid by: Seller

seller engimou:

• city: West Chicago, IL
• # reviews: 156745
• rating: 99.7%

payments engimou:

• other
• credit card: Mastercard
• wallet: Google-pay

shipping engimou:

• type: Fixed
• service: Standard
• transit: 4-9 Days
• class: Standard
• cost: $0.00

Ac Delco OLX-ACD25814756-CL360A50 Is Similar To:

• 15829209 Ac Delco Brand New (19.9% similar) The Tosca family has also led nation in both ford and Lincoln mercury sales during our history. There is always a member of the Tosca family to meet with customer. Over his many years, he has developed a business of best in class sales and service...(October 20th, 2017)
• 22774205 Ac Delco Brand New (19.9% similar) Over his many years, he has developed a business of best in class sales and service. The Tosca family has also led nation in both ford and Lincoln mercury sales during our history. Continental us...(October 20th, 2017)
• 24502416 Gm Ac Compressor Engine Mounting Stud (33.8% similar) Here is a list for possible fitment: Buick Sabre 4DR custom 1996 , 1997 , 1998 , 1999 BUICK limited park avenue base 1995 , ultra riviera 2DR 1999 OLDSMOBILE 88 50TH anniversary regency 1998 OLDSMOBILE Royal ls 1995 OLDSMOBILE Las series 98 1996 PONTIAC Bonneville se 1999 PONTIAC SSE 1999...(February 27th, 2018)
• 5147191ac 5147-191ac 5147191-ac Jeep Wrangler Jk Engine Motor Left Driver Side Mount Oem (25.5% similar) Expedited shipping available, directly for details. Products sold in quantities will show a single image representing the others equal or greater condition...(October 1st, 2018)
• 8631063 Gm Oem Ac Delco Transmission Input Internal Sungear Washer New (18.5% similar) Thx 4 l king...(November 4th, 2018)
• 92215759 Ac Delco Acdelco Auto Trans Mount Bracket For Pontiac (40.9% similar) Brand new never installed Pontiac g8 transmission mount support...(May 27th, 2018)
• 92245555 Ac Delco Brand New (19.9% similar) There is always a member of the Tosca family to meet with customer. The Tosca family has also led nation in both ford and Lincoln mercury sales during our history. Return procedure continental us...(October 19th, 2017)
• Ac.mm.004dc Avid Series Motor Mount Kit Civic Delsol Hardware (21.7% similar) 62A stiffness what you see in the pictures its whats included...(August 6th, 2018)
• W0133-1856034-acd Central Engine Gm Oe Ac Delco (24.8% similar) ...(October 16th, 2018)
• 93gfdy Ac Delco Left Engine Mount Fits Chevy Silverado (29.8% similar) New condition...(January 25th, 2022)
• 22849849 Ac Delco Transmission Mount New For Cadillac Xts (30.4% similar) 2013 -2016 CTS premium. 2017 -2019 CTS premium luxury. 2014 -2019 CTS sport platinum. 2014 -2016 CTS sport premium. 2013 -2019 CTS sub model: luxury, platinum. Ac Delco transmission mount. Notes 8.16 in. New condition...(February 17th, 2022)