CHEVROLET 23121193 Impalanew Rocker Panel Moulding 189.GM1P18

( Manufacturer Part Number: 23121193 ), ( Model: IMPALANEW ), ( Part Type: Panel ), ( Conditions Options: Lh Slv Rocker Pnl ), ( Genuine Oem: Yes ), ( Ipn: 189.gm1p18 ), ( Manufacturer Warranty: 1 Year )

Review CHEVROLET Impalanew Rocker Panel Moulding fits 2018

The **Chevrolet 2018 Impala Rocker Panel Moulding (Part Number: 23121193)** is a precision-engineered, high-quality aftermarket trim piece designed to restore the sleek, factory-fresh appearance of the iconic 2018 Chevrolet Impala. Crafted from durable, long-lasting **polyurethane or high-impact ABS plastic**, this moulding is engineered to withstand environmental elements, including UV exposure, moisture, and minor impacts, ensuring it maintains its polished look for years. The moulding features a **smooth, seamless contour** that perfectly matches the body lines of the Impala s rocker panels, providing a seamless transition between the wheel wells and lower body panels. Its **chrome or matte black finish** (depending on the model variant) enhances the vehicle s aesthetic appeal, offering a subtle yet sophisticated upgrade that aligns with the Impala s classic yet modern styling cues. Whether restoring a previously damaged section or upgrading an existing vehicle for a more refined look, this moulding is an essential component for maintaining or elevating the Impala s curb appeal. Its **easy-to-install design** includes pre-drilled holes and alignment guides, allowing for a straightforward DIY fitment or professional installation, ensuring a professional-grade finish without the need for extensive bodywork. Built to meet or exceed OEM standards, this moulding is a reliable choice for enthusiasts and owners seeking both functionality and style in their Impala.

### **Pros and Cons of Buying a 2018 Chevrolet Impala Rocker Panel Moulding (Part Number: 23121193)**

1. **Authentic Fit and Finish** This is an OEM (Original Equipment Manufacturer) part, meaning it is designed to match the factory specifications of your 2018 Chevrolet Impala. It will blend seamlessly with the existing body panels, ensuring a professional and consistent look.

2. **Durability and Quality** Chevrolet parts are generally built to withstand daily wear and tear, reducing the risk of premature cracking, peeling, or misalignment. The moulding is likely made from high-quality plastic or rubberized materials, providing long-term protection against road debris and minor impacts.

3. **Protection Against Rust and Damage** Rocker panel mouldings act as a barrier between the lower body of the vehicle and road salt, gravel, and other abrasive elements. This helps prevent rust and minor dents in the vulnerable rocker areas, extending the lifespan of the vehicle s undercarriage.

4. **Easy Installation** While installation may require some basic automotive tools and mechanical skill, OEM parts are designed to fit without extensive modifications. Many owners or mechanics can install it themselves with the help of a repair manual or video guide.

5. **Resale Value Preservation** Keeping your Impala in good condition with OEM parts helps maintain its resale value. Potential buyers often prefer vehicles that have been well-maintained with genuine components.

6. **Warranty Coverage** If purchased directly from Chevrolet or an authorized dealer, this part may still be covered under the vehicle s remaining warranty or a limited manufacturer s warranty, providing peace of mind.

7. **Aesthetic Improvement** If the existing moulding is damaged or faded, replacing it with a new OEM part can restore the vehicle s appearance, making it look like it rolled off the lot.

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1. **Cost** OEM parts are typically more expensive than aftermarket alternatives. The price of this specific moulding may range from $50 to $150 or more, depending on the seller and location. This can be a significant investment if you need multiple parts or labor costs are involved.

2. **Limited Availability** While this part is still in production for the 2018 Impala, availability may vary depending on the region and the seller. Some online marketplaces or local auto parts stores might not stock it, requiring you to order it or wait for delivery.

3. **Potential for Counterfeit Parts** If purchasing from third-party sellers (e.g., eBay, Craigslist, or unverified online stores), there is a risk of receiving a knockoff or low-quality replica. Counterfeit parts may not fit properly, crack easily, or fail to meet safety standards.

4. **Installation Challenges** While the part is designed for easy installation, some owners may encounter difficulties if they lack experience with bodywork. Improper installation could lead to gaps, misalignment, or even damage to the vehicle s paint or body panels.

5. **Time-Consuming Process** Removing the old moulding, cleaning the area, and securing the new one properly can take several hours, especially if you re doing it yourself. This may require taking time off work or scheduling a visit to a mechanic.

6. **No Additional Features** Unlike some aftermarket mouldings, this OEM part does not come with extra features such as reinforced edges, custom colors, or additional protective coatings. It is purely a functional and aesthetic replacement.

7. **Potential for Hidden Damage** If the rocker panels themselves are rusted or dented, replacing just the moulding will not address the underlying issues. You may need to inspect and repair the body panels as well, adding to the overall cost.

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Buying the **2018 Chevrolet Impala Rocker Panel Moulding (Part Number: 23121193)** is a practical choice if you prioritize **authenticity, durability, and long-term protection** for your vehicle. The OEM part ensures a perfect fit, maintains resale value, and helps preserve the integrity of your Impala s body. However, the **higher cost, potential installation challenges, and risk of counterfeit parts** must be carefully considered.

If you are confident in your ability to install it or have a trusted mechanic assist, this is a worthwhile investment. On the other hand, if you re on a tight budget or prefer customization, an **aftermarket alternative** (while potentially less durable) could be a more affordable option though you should research reviews thoroughly to ensure quality.

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1. **Purchase from an Authorized Source** Buy the part directly from **Chevrolet dealers, official GM parts suppliers, or reputable online retailers** (e.g., RockAuto, AutoZone, or NAPA) to avoid counterfeit products. Verify the part number and model compatibility before ordering.

2. **Inspect the Rocker Panels First** Before replacing the moulding, check the rocker panels for rust, dents, or structural damage. If the underlying metal is compromised, address those issues first to prevent future problems.

3. **Consider Professional Installation** If you re unsure about installing the moulding yourself, have a **trusted mechanic or body shop** handle it. Proper installation ensures a clean finish and prevents gaps that could lead to water intrusion or further damage.

4. **Compare Aftermarket Options (If Budget is a Concern)** If the cost of the OEM part is prohibitive, look for **high-quality aftermarket alternatives** from brands like **MOPAR, ACDelco, or Mann Filter**. Read customer reviews and check for warranties to ensure reliability.

5. **Maintain the Moulding** Once installed, clean the moulding regularly with mild soap and water to prevent dirt buildup. Avoid harsh chemicals that could degrade the material over time.

**Final Verdict:** For most Impala owners who want **long-term protection and a factory-like appearance**, the **2018 Chevrolet Impala Rocker Panel Moulding (23121193)** is a solid choice. However, weigh the cost against your budget and mechanical comfort level before proceeding. If you re unsure, consulting with a mechanic or dealership for guidance can help you make the best decision.

Details:

Please disregard other fitment charts they may not be correct. Warranty HASSLE-FREE 1 YEAR WARRANTY: All parts are warrantied for a period of 12 months or year from the purchase date. If something is wrong with an order, we certainly do want to help you. Image shown may be the vehicle from which part was pulled, or a generic image representing typical stock, rather than unique item being sold.

Very happy customer, excellent value and service. Please compare part numbers BEFORE purchasing. Shipping Damage:: Damages and evidence of tampering on the outer packaging must be noted delivery receipt by driver. IMPALANEW 2018 Rocker Panel Moulding 9395977: LH SLV ROCKER PNL 23121193 Included: Hassle-free 1 Year Warranty Our Part #: 9395977.

More Parts: 1 Year Warranty. Quality, Assured Parts All are Quality Tested Inspected. Free shipping only applies to items you keep. Model: IMPALANEW.

Easy to find parts that don't require a mechanics knowledge.

part #: 23121193 prices

• $169.99-$239.99

specifications cartrimmouldings:

• for makes: Chevrolet
• for years: 2018
• mpn: 23121193
• model: Impalanew
• part type: Panel
• conditions options: Lh Slv Rocker Pnl
• genuine oem: Yes
• ipn: 189.gm1p18
• manufacturer warranty: 1 Year

offer cartrimmouldings:

• availability: In Stock
• quantity: 1
• best offers: True
• options: Ship-to-home
• sold: 0
• started: February 5, 2026

seller cartrimmouldings:

• city: Rancho Cordova, California
• # reviews: 22871
• rating: 97.1%

returns cartrimmouldings:

• time: 60 Days
• paid by: Buyer
• policy: Returns Accepted

payments cartrimmouldings:

• credit card: Visa
• wallet: Paypal
• other

shipping cartrimmouldings:

• class: Freight
• service: Flat Rate Freight
• cost: $100.00
• type: Fixed

general cartrimmouldings:

• condition: Used
• Car Truck Parts Accessories > Exterior Parts Accessories > Body Moldings Trims

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