Baldwin Filters
Baldwin B31 Full-Flow Spin-on Lube Oil Filter (6-Pack) | Heavy Duty, Micron Rating 18 fit for Select Buick, Cadillac, Chevrolet, GMC and Isuzu Models | Replaces ACDelco PF46, WIX 51042 and Fram TG3506
Baldwin B31 Full-Flow Spin-on Lube Oil Filter (6-Pack) | Heavy Duty, Micron Rating 18 fit for Select Buick, Cadillac, Chevrolet, GMC and Isuzu Models | Replaces ACDelco PF46, WIX 51042 and Fram TG3506
SKU:B31-BV
In stock
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- Free shipping on $70+
- Ships from US warehouse
- 30-day returns
The Baldwin Filters B31 is a full-flow spin-on lube oil filter (6-pack for Cadillac Escalade, Hummer H3.
Fits: Cadillac Escalade · Hummer H3
Key features
- Verified Compatibility: These heavy-duty filters are designed to be a direct replacement for GMC 25010251 and are compatible with high-performance engines found in the Chevrolet Trailblazer and GMC Envoy.
- Precision Filtration: Engineered to provide a nominal micron rating of 18, making these filters an ideal alternative to ACDelco PF46 and WIX 51042XP for maintaining engine cleanliness and oil flow.
- Leak-Proof Sealing: Each unit fits standard 13/16-16 thread mounts and features an attached G449-B gasket, ensuring a 100% verified seal compatible with Cadillac Escalade and Buick Rainier lubrication systems.
- Safety Valve Design: Includes a high-integrity anti-drainback valve that functions as a replacement for factory OEM specs, preventing dry starts in select Isuzu and Hummer H3 applications.
- Heavy-Duty Construction: Built with a reinforced steel canister to serve as a heavy-duty substitute for Fram TG3506, providing superior protection during towing and commercial operations.
Product details
Baldwin B31 Heavy Duty Lube Filter (6-Pack Bundle) The Baldwin B31 is a premium, full-flow spin-on oil filter designed to provide industrial-grade protection. This 6-pack is an accurate replacement for a variety of light-duty truck and SUV filters, specifically compatible with the 13/16-16 thread requirements of GM-based engines. Each filter is verified to capture contaminants with a Nominal Micron Rating of 18 and an Absolute Micron Rating of 40 , ensuring your engine remains free from harmful debris. This product is intended for use in vehicles requiring an alternative to the ACDelco PF46E or WIX 51042. It features a robust anti-drainback valve and high-capacity cellulose media, making it fit for heavy-duty service intervals. Please verify your specific engine requirements before installation. Verified Part Number Cross-Reference: Replaces: ACDelco PF46, PF46E, PF47, PF1217 Replaces: WIX 51042, 51042MP, 51042XP Replaces: Fram TG3506, PH3506, X4006 Replaces: GMC/GM 25010251, 12731173, 19210335 Replaces: NAPA 1042, 1042MP Technical Specifications: Thread Size: 13/16-16 Micron Rating: 18 Nominal / 40 Absolute Dimensions: 3.0" OD x 3.5" Length Anti-Drainback Valve: Yes Gasket: Attached G449-B
Before you order
- Match the part number to your current filter or the fitment above — engines in one model year can use different filters.
Specifications
| Brand | Baldwin Filters |
|---|---|
| Manufacturer part number | B31 |
| Part type | Oil Filter |
| UPC / GTIN | 791440000407 |
| Vehicle fitment | Cadillac Escalade · Hummer H3 |
| Weight | 1.00 lb |
| Dimensions (L × W × H) | 3 × 1 × 2 in |
| Category | Engine & Drivetrain |
| Condition | New |
| Returns | 30-day returns on unused items |
Questions
Will this fit my vehicle?
It is listed for Cadillac Escalade, Hummer H3. Trim, engine and options can change the part a vehicle needs — send us your VIN and we'll confirm before you order.
What does shipping cost?
Standard shipping is free on orders of $70 or more to the lower 48 states and DC, and $8 below that. Express is $15 at checkout. Orders ship the same business day when placed early in the day, otherwise the next business day; standard delivery takes 3–5 business days. Alaska and Hawaii are charged by weight at checkout.
Can I return it?
Yes — unused items in the original packaging can be returned within 30 days of delivery. A restocking fee may apply; see our refund policy.
Shipping & delivery
Shipping & delivery
Free standard shipping on orders of $70 or more to the lower 48 states and DC; $8 on smaller orders. Express is $15 at checkout; Alaska and Hawaii are charged by weight. Orders ship from the warehouse closest to you — the same business day, or the next business day if ordered late in the day, on a weekend or holiday. Standard delivery takes 3–5 business days. Oversized items (bumpers, running boards, large tonneau covers, some marine equipment) ship LTL freight — we contact you to schedule delivery and a signature is required.
Returns & warranty
Returns & warranty
Unused, uninstalled parts in original packaging can be returned within 30 days of delivery. A restocking fee of up to 20% may apply depending on the product, and return shipping is the buyer’s responsibility unless the item arrived defective, damaged or incorrect. Items marked Final sale can't be returned. If a part fails, contact us with your order number and we'll help with the manufacturer's warranty claim.
Fitment & part numbers
Fitment & part numbers
Verify fitment with the manufacturer part number shown above and your vehicle’s year, make, model and trim. If the listing says “Fits select…”, confirm your exact application before ordering. Not sure? Send us your VIN and the part number and we’ll check it for you.
