# PUR KFL-100237 Air Filter for 2004-2011 Cadillac STS, Cadillac SRX

### Performance Overview

Transit Auto offers the most comprehensible filter kits on the market. The unmatched performance coupled with longer lasting components make our kits the best sellers in every category. Transit Auto kits are the go-to kits for thousands of reputed mechanical shops in North America and are now available to customers.

### Key Features

-   PUR exclusive enhanced HVAC filters up to 99.7% of dust, pollen and contaminants
-   Keeps damaging particles from entering the engine and causing increased engine wear
-   PUR exclusive weaves are USA-engineered to last up to 15,000 miles, 25% longer than standard performance of 12,000 miles
-   Improves engine response time Protects the operational performance of your engine
-   PUR filter use thick, industrial strength electrostatic media to trap even the tiniest of particles while densely packed activated carbon prevents gases and odours from entering the cabin
-   Reduces ecological footprint through fuel economy

### Package include:

-   1x Cabin Air Filter
-   1x Air Filter

### Vehicle Fitment

**Fitment Summary:** 2004-2011 Cadillac STS, Cadillac SRX

-   2010-2011 Cadillac STS
-   2008-2009 Cadillac STS — Fitment Precision: 4.6L/3.6L
-   2007-2009 Cadillac SRX — Fitment Precision: 4.6L
-   2005-2007 Cadillac STS
-   2004-2006 Cadillac SRX

### FAQ

**Will this fit my vehicle?**  
Please verify your year, make, model, position, and any fitment notes using the compatibility list above before purchase. This listing includes fitment data for 2004-2011 Cadillac STS, Cadillac SRX.

**What part number is this?**  
The listed part number is KFL-100237.

**Is this product designed for direct replacement?**  
Yes. This Air Filter is intended to match compatible vehicle applications listed in the fitment section.

**Should I confirm fitment before ordering?**  
Yes. Always compare your original part, position, and vehicle details with the fitment chart before ordering.

### Common Searches

-   Air Filter for Cadillac STS
-   KFL-100237 fitment
-   PUR Air Filter
-   2004-2011 Cadillac STS Air Filter

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2010

Cadillac

STS

2011

Cadillac

STS

2008

Cadillac

STS

4.6L/3.6L

2009

Cadillac

STS

4.6L/3.6L

2007

Cadillac

SRX

4.6L

2008

Cadillac

SRX

4.6L

2009

Cadillac

SRX

4.6L

2005

Cadillac

STS

2006

Cadillac

STS

2007

Cadillac

STS

2004

Cadillac

SRX

2005

Cadillac

SRX

2006

Cadillac

SRX

## Details

- **Price:** 42.29 CAD
- **Vendor:** PUR
- **Type:** Air Filter
- **Tags:** 2004-2011 Cadillac STS, Air Filter, Automotive Parts, Brake Parts, Cadillac STS, KFL-100237, PUR, Replacement Parts, Vehicle Fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 42.29 CAD | In stock |

## Images

- PUR KFL-100237 Air Filter for 2004-2011 Cadillac STS, Cadillac SRX

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/pur-kfl-100237-air-filter-2004-2011-cadillac-sts)
> Updated: 2026-06-02