# Wehrli 04.5-2010 Duramax LLY/LBZ/LMM Crankcase Vent (PCV) Fitting Kit - Billet Black Anodized

Replace the fragile plastic OEM fittings on the top of your 2004.5-2010 LLY/LBZ/LMM Duramax engine which are prone to damage with these high quality, black anodized, CNC machined billet aluminum fittings from WCFab.

-   Kit includes two CNC machined billet aluminum fittings with o-ring seals.
-   Black anodized finish
-   5/8" Hose Barb
-   Made in USA

This Part Fits:

Year

Make

Model

Submodel

2004-2005

Chevrolet

Silverado 2500 HD

Base

2005-2006

Chevrolet

Silverado 2500 HD

LS

2005-2010

Chevrolet

Silverado 2500 HD

LT

2007-2010

Chevrolet

Silverado 2500 HD

LTZ

2006-2010

Chevrolet

Silverado 2500 HD

WT

2007

Chevrolet

Silverado 2500 HD Classic

LS

2007

Chevrolet

Silverado 2500 HD Classic

LT

2007

Chevrolet

Silverado 2500 HD Classic

WT

2004-2005

Chevrolet

Silverado 3500

Base

2004-2006

Chevrolet

Silverado 3500

LS

2004-2006

Chevrolet

Silverado 3500

LT

2004,2006

Chevrolet

Silverado 3500

WT

2007

Chevrolet

Silverado 3500 Classic

LS

2007

Chevrolet

Silverado 3500 Classic

LT

2007

Chevrolet

Silverado 3500 Classic

WT

2007-2010

Chevrolet

Silverado 3500 HD

LT

2007-2010

Chevrolet

Silverado 3500 HD

LTZ

2007-2010

Chevrolet

Silverado 3500 HD

WT

2004-2005

GMC

Sierra 2500 HD

Base

2006

GMC

Sierra 2500 HD

SL

2004-2010

GMC

Sierra 2500 HD

SLE

2004-2010

GMC

Sierra 2500 HD

SLT

2004-2010

GMC

Sierra 2500 HD

WT

2007

GMC

Sierra 2500 HD Classic

SL

2007

GMC

Sierra 2500 HD Classic

SLE

2007

GMC

Sierra 2500 HD Classic

SLT

2007

GMC

Sierra 2500 HD Classic

WT

2004-2005

GMC

Sierra 3500

Base

2006

GMC

Sierra 3500

SL

2004-2006

GMC

Sierra 3500

SLE

2004-2006

GMC

Sierra 3500

SLT

2004-2006

GMC

Sierra 3500

WT

2007

GMC

Sierra 3500 Classic

SL

2007

GMC

Sierra 3500 Classic

SLE

2007

GMC

Sierra 3500 Classic

SLT

2007

GMC

Sierra 3500 Classic

WT

2007-2010

GMC

Sierra 3500 HD

SLE

2007-2010

GMC

Sierra 3500 HD

SLT

2007-2010

GMC

Sierra 3500 HD

WT

## Details

- **Price:** 88.05 CAD
- **Vendor:** Wehrli
- **Type:** PCV Valves

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 88.05 CAD | In stock |

## Images

- Photo - Primary
- User 1
- User 1
- User 1
- User 3
- User 2
- Logo Image

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/wehrli-04-5-2010-duramax-lly-lbz-lmm-crankcase-vent-pcv-fitting-kit-billet-black-anodized)
> Updated: 2026-07-03