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OE Quality
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GatesPart #: 51657
Gates 51657 HVAC Heater Hose - Reservoir (Upper) or Reservoir To Engine
⚙️ 4 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$80.32Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship
Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
📦Molded Coolant Hose, Reservoir (Upper) and Reservoir To Engine
🚗Fitment: Chevrolet, Impala, Malibu, and Malibu Limited
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
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Gates 51657 HVAC Heater Hose - Reservoir (Upper) or Reservoir To Engine
| Brand | Gates |
| Part Number | 51657 |
| Position | Molded Coolant Hose, Reservoir (Upper) and Reservoir To Engine |
| Material | Epdm, plastic |
| End 1 Inside Diameter | .29 |
| End 1 Inside Diameter | 7 |
| End 2 Inside Diameter | .35 |
| End 2 Inside Diameter | 9 |
| Contains Spring | No |
| Centerline Length | 39.12 |
| Centerline Length | 994 |
| Branch Quantity | 1 |
| 9839 | Yes |
| 9845 | 0 |
| Modular Components | Branch |
| Modular Hose | Yes |
| Molded | Yes |
| Number of Quick Connect Fittings | 0 |
This part fits 4 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2016 | Chevrolet | Malibu Limited | 2.5L | L4 | GAS | Reservoir (Upper) | Molded Coolant Hose |
| 2015 | Chevrolet | Impala | 2.5L | L4 | GAS | Reservoir To Engine | Molded Coolant Hose |
| 2015 | Chevrolet | Malibu | 2.5L | L4 | GAS | Reservoir To Engine | Molded Coolant Hose |
| 2014 | Chevrolet | Malibu | 2.5L | L4 | GAS | Reservoir To Engine | Molded Coolant Hose |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
2349792127451X51657
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.