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MahlePart #: GS33578A

Mahle GS33578A Fuel Injector Seal Kit
⚙️ 20 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$61.05Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
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*Free return shipping only qualifies if our fitment verification tool is used.
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✅ In Stock · Ready To Ship
Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet and GMC, Express 2500, Express 3500, Savana 2500, Savana 3500, Sierra 2500 HD, Sierra 3500 HD, Silverado 2500 HD, and Silverado 3500 HD
🔄Easy Returns — Return within 60 days for a full refund
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Mahle GS33578A Fuel Injector Seal Kit
This part fits 20 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2009 | Chevrolet | Express 2500 | 6.6L | V8 | N/A | Contains 8, Priced as a Set |
| 2009 | Chevrolet | Express 3500 | 6.6L | V8 | N/A | Contains 8, Priced as a Set |
| 2009 | Chevrolet | Silverado 2500 HD | 6.6L | V8 | N/A | Contains 8, Priced as a Set |
| 2009 | Chevrolet | Silverado 3500 HD | 6.6L | V8 | N/A | Contains 8, Priced as a Set |
| 2009 | GMC | Savana 2500 | 6.6L | V8 | N/A | Contains 8, Priced as a Set |
| 2009 | GMC | Savana 3500 | 6.6L | V8 | N/A | Contains 8, Priced as a Set |
| 2009 | GMC | Sierra 2500 HD | 6.6L | V8 | N/A | Contains 8, Priced as a Set |
| 2009 | GMC | Sierra 3500 HD | 6.6L | V8 | N/A | Contains 8, Priced as a Set |
| 2008 | Chevrolet | Express 2500 | 6.6L | V8 | N/A | Contains 8, Priced as a Set |
| 2008 | Chevrolet | Express 3500 | 6.6L | V8 | N/A | Contains 8, Priced as a Set |
| 2008 | Chevrolet | Silverado 2500 HD | 6.6L | V8 | N/A | Contains 8, Priced as a Set |
| 2008 | Chevrolet | Silverado 3500 HD | 6.6L | V8 | N/A | Contains 8, Priced as a Set |
| 2008 | GMC | Savana 2500 | 6.6L | V8 | N/A | Contains 8, Priced as a Set |
| 2008 | GMC | Savana 3500 | 6.6L | V8 | N/A | Contains 8, Priced as a Set |
| 2008 | GMC | Sierra 2500 HD | 6.6L | V8 | N/A | Contains 8, Priced as a Set |
| 2008 | GMC | Sierra 3500 HD | 6.6L | V8 | N/A | Contains 8, Priced as a Set |
| 2007 | Chevrolet | Silverado 2500 HD | 6.6L | V8 | N/A | Contains 8, Priced as a Set |
| 2007 | Chevrolet | Silverado 3500 HD | 6.6L | V8 | N/A | Contains 8, Priced as a Set |
| 2007 | GMC | Sierra 2500 HD | 6.6L | V8 | N/A | Contains 8, Priced as a Set |
| 2007 | GMC | Sierra 3500 HD | 6.6L | V8 | N/A | Contains 8, Priced as a Set |
* 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:
940117019401330397327722
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.