PROSTART AU13549301PY Alternator Sts Amplifier 11046A 155-AMP 3.6L V6 155FOR

( Brand: Prostart ), ( Manufacturer Part Number: AU13549301PY ), ( Model: 2004 2009 3.6L V6 2010 2011. ), ( Manufacturer Warranty: 5 Years ), ( Belt Type: Serpentine Belt ), ( Voltage: 12 V ), ( Amperage: 150 A ), ( Features: Clockwise Rotation;pulley Included, Clockwise Rotation, Pulley Included ), ( Regulator/fan Type: Ir/if ), ( Finish: Painted ), ( Performance Part: No ), ( California Prop 65 Warning: Yes ), ( Type: Alternator ), ( Model-2: Ford E-series, E-250, And E-350 Super Duty Vans 09-17 ), ( Oe/oem Part Number: 11046 ), ( Model-1: Cadillac Sts ), ( Outside Pulley Diameter: Mm ), ( Pulley: 6-groove Pulley )

Review PROSTART Alternator 155for 2004 Cadillac Sts 3.6l V6 fits SRX 2005–2011

Introducing the PROSTART AU13549301PY 11046A Alternator, specifically designed for use in 2004-2011 Cadillac SRX and 2005-2011 STS models equipped with the 3.6L V6 engine and a 155-amp output. This alternator is an essential component of your vehicle's charging system, responsible for converting mechanical energy from the engine into electrical power to keep your battery charged and your vehicle's electrical systems functioning optimally.

The PROSTART AU13549301PY 11046A Alternator boasts a robust and durable design, featuring a premium-quality brush system that ensures reliable performance and extended service life. It is constructed from high-grade materials, including a sturdy cast aluminum housing that resists corrosion and enhances heat dissipation, ensuring reliable operation even under the most demanding conditions.

This alternator is also engineered with a smooth-running, double-belt serpentine system that simplifies the drive system and reduces the overall complexity of your vehicle's engine compartment. It is easy to install, requiring no additional modifications or adjustments to your vehicle's wiring harness or other components, making it an ideal choice for DIY enthusiasts or professional technicians.

The PROSTART AU13549301PY 11046A Alternator is a direct fit replacement for the original equipment alternator, ensuring a perfect fit and easy installation. It comes with all necessary hardware and mounting brackets, making it a complete and convenient solution for maintaining the charging system in your Cadillac SRX or STS.

Investing in a high-quality alternator like the PROSTART AU13549301PY 11046A ensures that your vehicle's electrical systems remain reliable and efficient, providing you with peace of mind and dependable performance on the road. With its superior construction, easy installation, and direct fitment, this alternator is an excellent choice for Cadillac owners looking to keep their vehicles in top condition.

The Prostart AU13549301PY 11046A alternator is a replacement part suitable for various Cadillac models, including the SRX (2004-2011) and STS (2005-2011) with the 3.6L V6 engine and a 155-amp output. Let's discuss the potential advantages and disadvantages of purchasing this alternator for your Cadillac.

1. OEM-equivalent: This alternator is designed to be an exact match for the original equipment, ensuring a reliable and accurate fit.

2. High-performance: With a 155-amp output, it can effectively power the electrical systems of your Cadillac, preventing potential battery draining issues.

3. Durable construction: The Prostart alternator is engineered with robust materials, ensuring long-lasting performance and resistance to wear and tear.

4. Warranty coverage: This alternator comes with a warranty, providing peace of mind and protection against manufacturing defects.

5. Easy installation: As a direct replacement, the installation process should be straightforward and not require extensive modifications or additional parts.

1. Cost: While an OEM-equivalent part may offer superior fitment and performance, it can also come with a higher price tag compared to aftermarket alternatives.

2. Availability: Depending on your location or the specific Cadillac model, you may face challenges in finding a local parts supplier that carries this particular alternator, making it necessary to order it online or from a distant supplier.

3. Shipping time: If you need to order the alternator online, you may face a waiting period for it to be delivered, potentially causing inconvenience if your vehicle is currently experiencing electrical issues.

In conclusion, the Prostart AU13549301PY 11046A alternator offers the advantage of a reliable and accurate OEM-equivalent fit, along with high-performance capabilities. However, its cost and potential shipping time may be drawbacks for some consumers. Ultimately, the decision to purchase this alternator depends on your priorities, budget, and the urgency of your replacement needs.

If you're looking for a cost-effective solution and are willing to accept the potential risks of aftermarket parts, you may consider exploring aftermarket alternator options. However, if reliability, fitment, and performance are your top priorities, the Prostart AU13549301PY 11046A alternator is a recommended choice for your Cadillac SRX or STS with the 3.6L V6 engine.

Details:

The 11046A Alternator 155 is a high-quality aftermarket part designed specifically for 2004 - 2011 Cadillac SRX and STS vehicles with 3.6L V6 engine. With a mileage of more than 100,000 miles, this alternator comes with 5-year manufacturer warranty and features 6-groove pulley for easy installation. The alternator has a voltage of 12V and an amperage 155A, ensuring reliable performance compatibility with the specified vehicle model's.

specifications altnagen:

• for models: Srx
• for makes: Cadillac
• for years: 2005-2011
• brand: Prostart
• mpn: Au13549301py
• model: 2004 2009 3.6l V6 2010 2011.
• manufacturer warranty: 5 Years
• belt type: Serpentine Belt
• voltage: 12 V
• amperage: 150 A
• features: Clockwise Rotation;pulley Included, Clockwise Rotation, Pulley Included
• regulator/fan type: Ir/if
• finish: Painted
• performance part: No
• california prop 65 warning: Yes
• type: Alternator
• model-2: Ford E-series, E-250, And E-350 Super Duty Vans 09-17
• oe/oem part number: 11046
• model-1: Cadillac Sts
• outside pulley diameter: Mm
• pulley: 6-groove Pulley

returns altnagen:

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

seller altnagen:

• # reviews: 3777
• city: San Jose, California
• rating: 99.2%

general altnagen:

• condition: New
• Car Truck Parts Accessories > Starters, Alternators, ECUs Wiring > Alternators Generators

offer altnagen:

• started: March 9, 2026
• sold: 0
• options: Ship-to-home
• availability: In Stock
• quantity: 1

payments altnagen:

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

shipping altnagen:

• carrier: USPS
• class: Standard
• cost: $0.00
• type: Calculated
• service: USPS Ground Advantage
• transit: 4-8 Days

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