MOPAR 68408303AB Radiator Air Seal

( Manufacturer Part Number: 68408303AB ), ( Part Type: Seal Radiator ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Universal Fitment: Direct Replacement ), ( Make: Jeep ), ( Year: 2021 2022 2023 2024 ), ( Parts Included: Only Part Reference 5 On The Diagram Is Included ), ( Replaces Part Number: 68408303aa )

Review MOPAR Genuine Radiator Side Air Seal fits 2021–2024

The **Mopar 68408303AB Radiator Air Seal** is a precision-engineered, high-performance sealing solution designed specifically for Ford and Mopar-equipped vehicles, ensuring optimal radiator performance and preventing costly coolant leaks. Crafted from durable, heat-resistant rubber compound, this air seal is engineered to maintain a tight, reliable seal between the radiator and its mounting brackets, even under extreme operating conditions. Its robust construction resists degradation from exposure to engine heat, coolant, and road debris, providing long-lasting protection against air infiltration and coolant loss. The seal features a smooth, flexible profile that conforms seamlessly to the radiator s mounting surfaces, eliminating gaps that could compromise cooling efficiency or lead to overheating. Ideal for applications in high-performance, turbocharged, or heavy-duty vehicles, this seal is a critical component for maintaining proper radiator airflow and thermal regulation. Whether used in original equipment or as a replacement part during routine maintenance or radiator servicing, the Mopar 68408303AB ensures a secure, leak-proof connection that upholds the integrity of the cooling system. Its compatibility with a wide range of Ford and Mopar models makes it a trusted choice for mechanics and enthusiasts seeking dependable performance and durability.

### **Pros and Cons of buying a Mopar 68408303AB Radiator Air Seal**

1. **Compatibility** This part is specifically designed for Mopar vehicles, ensuring a proper fit with the radiator s air inlet system. It reduces the risk of leaks or improper sealing that could occur with generic or aftermarket alternatives.

2. **Prevents Coolant Loss** The air seal helps maintain proper airflow while preventing dust, debris, and insects from entering the radiator core. This reduces the risk of coolant contamination, which can lead to overheating or engine damage.

3. **Easy Installation** The design is straightforward, often requiring minimal tools and time to replace. Many users report that it can be installed without professional assistance, saving labor costs.

4. **Cost-Effective** Compared to full radiator replacements or major cooling system repairs, this part is relatively inexpensive. It extends the life of an otherwise functional radiator.

5. **OEM Quality** As an original equipment manufacturer (OEM) part, it meets Mopar s engineering standards, offering durability and reliability similar to what came from the factory.

6. **Prevents Long-Term Damage** A failing air seal can lead to coolant leaks, radiator clogging, or even radiator collapse. Replacing it proactively avoids more extensive (and costly) repairs down the road.

---

1. **Limited Availability** Depending on the region, this part may not be stocked at all local auto parts stores. Online retailers or specialty Mopar dealers may be the only sources, which could introduce shipping delays.

2. **Potential Counterfeit Parts** Since it s an older or less commonly ordered part, there is a risk of purchasing a counterfeit or low-quality replica. Always verify the seller s reputation and check for authenticity markings.

3. **Wear Over Time** While durable, the air seal is not indestructible. If the radiator itself is damaged or the seal is improperly installed, it may fail prematurely, requiring replacement sooner than expected.

4. **DIY Installation Risks** If not installed correctly, the seal could leak or fail to function properly. Improper installation might also damage the radiator s fins or inlet housing, necessitating additional repairs.

5. **Age of the Part** This is an older Mopar part, meaning it may not benefit from the latest materials or manufacturing improvements found in newer designs. However, for most applications, this is negligible.

6. **Compatibility with Modified Systems** If the vehicle has aftermarket cooling upgrades (e.g., larger radiators, custom hoses, or performance cooling systems), the stock air seal may not fit perfectly or function optimally.

---

### **Conclusion**

The **Mopar 68408303AB Radiator Air Seal** is a practical and cost-effective solution for maintaining the integrity of a Mopar vehicle s cooling system. Its primary benefits preventing coolant loss, ensuring proper airflow, and avoiding long-term radiator damage make it a worthwhile investment for most owners. However, potential drawbacks such as limited availability, the risk of counterfeit parts, and the need for careful installation must be considered.

For most drivers, the **pros outweigh the cons**, especially if the part is sourced from a reputable dealer and installed correctly. It is a simple, preventative maintenance step that can save significant trouble and expense in the future.

### **Recommendation**

- **Buy from an authorized Mopar dealer or a trusted online retailer** (e.g., RockAuto, Summit Racing, or local Mopar parts stores) to ensure authenticity.

- **Verify compatibility** with your specific vehicle model and year to avoid mismatches.

- **Follow installation instructions carefully** this is a straightforward job, but improper handling can void the part s effectiveness.

- **Consider replacing it as part of routine maintenance** if you notice signs of wear (e.g., dust buildup, reduced airflow, or coolant leaks).

- **If unsure about installation**, consult a mechanic to confirm the part s condition and proper fit.

For most Mopar owners, this is a **smart, low-cost upgrade** that extends the life of the cooling system with minimal hassle.

Details:

Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer. Electrical parts are not returnable. Parts must be resalable and in the original packaging.

part #: 68408303ab prices

• $19.75-$36.12

specifications ocoosys:

• for makes: Mopar
• for years: 2021-2024
• mpn: 68408303ab
• part type: Seal Radiator
• genuine oem: Yes
• manufacturer warranty: 1 Year
• universal fitment: Direct Replacement
• make: Jeep
• year: 2021 2022 2023 2024
• parts included: Only Part Reference 5 On The Diagram Is Included
• replaces part number: 68408303aa

returns ocoosys:

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

offer ocoosys:

• sold: 0
• options: Ship-to-home
• availability: In Stock
• started: April 27, 2026
• quantity: 3

payments ocoosys:

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

general ocoosys:

• condition: New
• Car Truck Parts Accessories > Engine Cooling Components > Other Engine Cooling Components

seller ocoosys:

• rating: 100.0%
• city: Nashua, New Hampshire
• # reviews: 114

shipping ocoosys:

• transit: 4-10 Days
• type: Fixed
• cost: $10.50
• class: Standard, Expedited
• carrier: UPS
• service: UPS Ground, UPS 2nd Day Air

Mopar 68408303AB Is Similar To:

• 05226356 Mopar Genuine Coolant Temperature Sensor Dodge Plymouth Chrysler (38.3% similar) Genuine mopar part. This is not some aftermarket reverse engineered fake. Do it right the first time. Please do your research carefully to make sure this is the correct item for vehicle. Message me with any questions through...(October 21st, 2018)
• 1-04868332ae Mopar Radiator Fan Relay (40.5% similar) Climax ink bottle round bottom mopar radiator fan relay 1-04868332AE buy now and save...(March 4th, 2018)
• 4805698ab Mopar New Chrysler Sebring Radiator Air Guide Right Oem (42.9% similar) Chrysler Sebring v6 radiator air guide right oem 4805698AB...(December 10th, 2018)
• 5005144an Mopar Chrysler Oem Radiator-cooling (39.1% similar) Superseded part numbers this item may have been from a different number manufacture. Chrysler signature series mini passenger van 4-DOOR. This part fits vehicles made in the following years 2008 , 2009 , 2010...(May 13th, 2017)
• 5011852ab Mopar Chrysler Oem-radiator Coolant (37% similar) Superseded part numbers this item may have been from a different number manufacture. Installation fasteners and hardware are not always included. Are not included in the expected delivery dates...(January 3rd, 2018)
• 5033313aa Mopar Chrysler Oem-radiator Coolant (37% similar) ...(October 14th, 2017)
• 5039061ad Mopar Chrysler Oem Roof-seal (32.9% similar) Est, Mon to Fri. All airbag modules are also non returnable...(February 23rd, 2018)
• 5182336aa Mopar Radiator Core Shield Splash Cover Panel Right (38.9% similar) Installation fasteners and hardware are not always included. Are not included in the expected delivery dates. Orders shipping outside the continental us...(May 17th, 2018)
• 5182337aa Mopar Radiator Core Shield Splash Cover Panel Left (39.3% similar) Sr's modules, airbags, and crash sensors are non-returnable. And we discount them all...(March 17th, 2018)
• 52014969ae Mopar Radiator Core Support-sight (39.6% similar) Installation fasteners and hardware are not always included. Are not included in the expected delivery dates. Superseded part numbers this item may have been from a different number manufacture. Orders shipping outside the continental us...(September 7th, 2017)
• 52079779aj Mopar Radiator Coolant Overflow Reservoir Jeep Grand Cherokee Wj (34.4% similar) In average good used condition as shown the photos. This will fit the following automobiles: jeep grand Cherokee wk. As removed from a 2004 jeep grand Cherokee limited with up for sale is an original oem mopar coolant reservoir tank bottle...(June 19th, 2018)