DPF, DOC & SCR Parts — In Stock in San Antonio
OEM-quality diesel emission parts available over the counter or shipped direct.
Walk-in counter service available at our San Antonio shop — or call ahead and we'll have your parts ready.
Aftermarket Diesel Emissions Products — Shipped Nationwide
At DPF Resolutions, we go beyond just cleaning — we provide access to quality, emissions-aligned parts that help diesel vehicles stay compliant and on the road longer.
Whether you're a fleet manager, repair shop, or diesel owner, our aftermarket parts are trusted by professionals across Texas and beyond.
What We Carry
Diesel emission components for medium- and heavy-duty applications
DPF Filters
High-quality aftermarket Diesel Particulate Filters designed for longevity and compatibility with OEM and off-road diesel systems. Perfect for replacements during service cycles or failed filter swaps.
Aftermarket SRS (Serviceable Replacement Systems)
Emissions-compliant systems that provide cost-effective alternatives to full OEM replacements, including DOC+DPF combos. Built to meet EPA standards and ensure proper regeneration.
Turbochargers
Reliable replacement turbos compatible with various diesel platforms — including medium-duty and light-duty trucks. Balanced and tested for long-term performance.
Bungs, Clamps & Gaskets
Critical components for reinstallation and retrofit needs. Whether you need stainless steel clamps, replacement sensor bungs, or custom gasket kits, we've got you covered.
Emissions-Related Components
From NOx sensors and pressure differential sensors to temperature probes — our parts catalog supports emissions accuracy and diagnostics.
And More
We're continuously expanding our inventory to meet industry demand. If you don't see what you need, just ask — use the parts request form below.
Parts Backed by Technician Expertise
We're not a warehouse — we're a diesel emissions shop that also sells parts. That means when you call us for a DPF, you're talking to someone who installs and services them every day.
OEM-Quality Parts
Every part we stock meets or exceeds OEM specifications. No cheap knockoffs that fail in 6 months.
Expert Guidance
Our technicians help you identify the right part for your application — not just a parts counter order-taker.
In-Stock Availability
We stock the most common DPF, DOC, and SCR parts for the trucks we see every day in South Texas.
Fast Turnaround
Walk-in counter service available. Special orders typically arrive within 1–2 business days.
Parts available for these brands and more
How to Get Your Parts
Call or Walk In
Call (726) 888-7990 or visit us at 8403 Speedway Dr, San Antonio, TX 78230. Have your year, make, model, and engine ready.
We Confirm Availability
We check stock on the spot. If we have it, you can pick it up same day. Special orders typically arrive in 1–2 business days.
Pick Up or Ship
Pick up at our San Antonio shop or ask about shipping options for fleet accounts and out-of-area customers.
Parts Request Form
Let us know what you need — whether it's a single sensor or a full rebuild kit.
Need a Part? Call or Come In.
Tell us your year, make, model, and engine — we'll confirm availability and get you a quote on the spot.