# exhaust & emissions

Bad EGR Valve? Here’s How to Spot and Solve It November 6, 2025

Exhaust Leak Repair Cost: 6 Important Factors to Consider November 18, 2024

Exhaust Manifold Replacement Cost (+When Do You Need It?) November 12, 2024

7 Signs of an Exhaust Leak (+ How to Locate the Source) February 22, 2024

Symptoms of a Bad Purge Valve: 8 Critical Signs + Fixes September 14, 2023

How Much Rhodium Is in a Catalytic Converter? January 6, 2023

How Much Platinum is in a Catalytic Converter? (+What It’s For) December 22, 2022

Black Smoke from Exhaust: What it Means & How to Fix December 5, 2022

8 Reasons for White Smoke From Exhaust (+ How to Fix) November 29, 2022