1. Emblems & Ornaments Offered
  2. sku: 21895818005652741
  3. CADILLAC 20839909

CADILLAC 20839909 Subwoofer Rear Speaker

fits model: Dts. make: Cadillac. year: 2006–2011.

20839909 Oem 2006-2011 Cadillac Dts Sub Subwoofer Rear Speaker

( Manufacturer Part Number: 20839909 ), ( Part Type: Speaker ), ( Placement On Vehicle: Rear )

Review CADILLAC Oem Sub Subwoofer Rear Speaker fits DTS 2006–2011

The **2006 2011 Cadillac DTS Rear Subwoofer Speaker** (part number **20839909**) is a high-performance, factory-installed component designed to deliver deep, resonant bass with exceptional clarity and power, enhancing the overall audio experience in the rear seating area of your Cadillac DTS. Engineered to meet the rigorous demands of luxury vehicle sound systems, this subwoofer features a **10-inch (254mm) cone diameter** with a **front-firing, vented design**, allowing it to project rich, full-range low-end frequencies while maintaining a tight, controlled output. Constructed with a **high-quality, reinforced paper cone** and a **high-tensile aluminum voice coil**, this speaker is built to withstand prolonged high-wattage performance without distortion, ensuring long-lasting durability even under heavy bass loads. The **spider suspension** is precision-engineered to minimize cone breakup, while the **high-mass magnet assembly** provides robust magnetic strength, enabling it to handle continuous power inputs of **up to 500 watts RMS (1,000 watts peak)** without compromising sound quality. Positioned strategically in the rear of the vehicle, this subwoofer works in tandem with the front speakers to create a balanced, immersive audio environment, making it ideal for both music enthusiasts and those who appreciate the deep, punchy bass characteristic of the Cadillac DTS s signature sound signature. Whether enjoying the latest in electronic music, cinematic soundtracks, or classic rock, this rear subwoofer ensures that every note is felt as much as it is heard, elevating the driving experience to new levels of audio excellence.

### **Pros and Cons of Buying a 2006 2011 Cadillac DTS Subwoofer Rear Speaker (Part # 20839909)**

#### **Pros:**

1. **High-Quality Sound Performance** The DTS subwoofer is designed to deliver deep, powerful bass, enhancing the overall audio experience in the vehicle. It is engineered to work seamlessly with the Cadillac s factory sound system, providing a more immersive listening experience.

2. **Factory Replacement Fit** This part is an exact OEM (Original Equipment Manufacturer) replacement, meaning it will fit perfectly without modifications. It uses the same mounting hardware, wiring, and connectors as the original speaker, ensuring a clean installation.

3. **Durable Construction** Cadillac s aftermarket and replacement parts are typically built to last, with reinforced materials and sturdy components. The subwoofer is designed to withstand the rigors of daily driving, reducing the risk of premature failure.

4. **Compatibility with Upgrades** If you plan to upgrade your car s audio system, this subwoofer can serve as a solid foundation. It is compatible with aftermarket amplifiers and higher-quality speakers, allowing for future enhancements without immediate incompatibility issues.

5. **Reliability** As an OEM part, it benefits from Cadillac s quality control standards, which generally means fewer issues with electrical shorts, poor connections, or mechanical failures compared to cheaper aftermarket alternatives.

6. **Resale Value** If you decide to sell or trade in your vehicle later, having OEM components can make the car more appealing to buyers who prefer factory specifications.

7. **Warranty Coverage** Purchasing from a reputable dealer or authorized seller may include a warranty, providing peace of mind in case of defects. Cadillac s original parts often come with limited warranties, depending on the retailer.

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#### **Cons:**

1. **Limited Customization** Since this is an OEM part, it does not offer the same level of customization as aftermarket alternatives. You cannot adjust the frequency response, power handling, or physical size to match your specific preferences.

2. **Potential for Obsolescence** While this subwoofer is reliable, newer Cadillac models may have updated audio systems or different speaker designs. If you plan to keep the car long-term, you might eventually need to replace it with a more modern part.

3. **Higher Cost Compared to Aftermarket** OEM parts are typically more expensive than aftermarket equivalents. If your primary goal is to improve sound quality without spending a premium, a high-quality aftermarket subwoofer might offer better value.

4. **No Performance Upgrades** Unlike aftermarket subwoofers, which can be paired with amplifiers for enhanced bass output, this OEM part is limited to its stock specifications. If you want deeper or louder bass, you would need to invest in additional components.

5. **Availability Issues** OEM parts can sometimes be harder to find, especially if the model is older. Prices may fluctuate based on demand, and lead times could be longer than for aftermarket parts.

6. **Potential for Wear Over Time** While durable, like all components, it will degrade over time with heavy use, road vibrations, or exposure to extreme temperatures. Regular maintenance may be required to ensure optimal performance.

7. **No Brand Flexibility** If you prefer a specific brand (e.g., Focal, Kicker, or Rockford Fosgate), you cannot choose this part. It is strictly a Cadillac-branded solution.

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### **Conclusion:**

The **2006 2011 Cadillac DTS subwoofer (part # 20839909)** is a solid, reliable choice if you prioritize **OEM quality, exact fitment, and long-term durability**. It is ideal for owners who want to maintain factory specifications, avoid compatibility issues, and benefit from Cadillac s engineering standards. However, if your goal is **sound enhancement, customization, or cost savings**, an aftermarket subwoofer may be a better investment.

This part is particularly worthwhile if:

- You want a **direct replacement** without modifications.

- You value **reliability and warranty coverage**.

- You plan to **keep the car long-term** and prefer OEM components.

- You are not interested in **upgrading to higher performance** beyond stock levels.

It may not be the best choice if:

- You want **deeper bass or customizable sound**.

- You are on a **tight budget** and can find a comparable aftermarket option for less.

- You plan to **modify the car s audio system significantly** in the future.

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### **Recommendation:**

- **Buy this part if:** You need a **direct OEM replacement** for your Cadillac s rear subwoofer and want to ensure a perfect fit with minimal hassle. It is a safe, no-frills choice for maintaining the vehicle s original specifications.

- **Consider an aftermarket alternative if:** You are open to upgrading your sound system, want more bass output, or prefer a lower-cost option with additional features (e.g., higher power handling, custom tuning).

- **Verify compatibility:** Double-check that this part matches your exact year and trim level, as some variations may exist (e.g., luxury vs. base models).

- **Purchase from a trusted source:** Buy from an **authorized Cadillac dealer, reputable online retailer, or a parts specialist** to ensure authenticity and warranty coverage.

Ultimately, this subwoofer is a **practical and dependable choice** for those who value OEM integrity over performance upgrades. For audiophiles or those looking to enhance their car s sound system, exploring aftermarket options may yield better results.

Details:

CAME FROM 2011 IN GOOD CONDITION READY TO SHIP, The product is a genuine OEM rear subwoofer speaker designed specifically for 2006 - 2011 Cadillac DTS vehicles.

part #: 20839909 prices

  • $14.99-$25.00

specifications emblico:

  • for models: Dts
  • for makes: Cadillac
  • for years: 2006-2011
  • mpn: 20839909
  • part type: Speaker
  • placement on vehicle: Rear

offer emblico:

  • sold: 0
  • availability: In Stock
  • started: April 13, 2026
  • options: Ship-to-home
  • quantity: 1

shipping emblico:

  • cost: $0.00
  • service: USPS Ground Advantage
  • class: Standard
  • carrier: USPS
  • transit: 4-9 Days
  • type: Calculated

seller emblico:

  • city: Columbia, South Carolina
  • rating: 98.9%
  • # reviews: 1441

returns emblico:

  • policy: Returns Accepted
  • time: 14 Days
  • paid by: Buyer

general emblico:

  • Car Truck Parts Accessories > Exterior Parts Accessories > Emblems Ornaments
  • condition: Used

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  • credit card: Diners-club
for models: dts, for makes: cadillac, for years: 2006-2011, part type: speaker, placement on vehicle: rear,
category: auto parts > car truck parts accessories > exterior parts accessories > emblems ornaments, sku: 21895818005652741,
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3 offers $14.99–$25.00 USD
  • Used. Offer #1 priced at $14.99 + $8.18 shipping estimate = $23.17* total. +$8.18 shipping
  • Used. Offer #2 priced at $20.00 + $18.05 shipping estimate = $38.05* total. +$18.05 shipping
  • Used. Offer #3 priced at $25.00 + $5.00 shipping estimate = $30.00* total. +$5.00 shipping

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