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Rattling or knocking noises from your vehicle are the most common signs that you need a new exhaust. Any rust on the exhaust can also be a sign that an upgrade is due.
6.4 hemi egr delete kit In California, it is illegal to select a catalytic converter for installation.
Most designs of the time therefore included secondary air injection, which injected air into the exhaust stream. This increased the available oxygen, allowing the catalyst to function as intended.
To maintain catalyst efficiency, the air–fuel ratio must stay close to stoichiometric and not remain rich or lean for too long.
Considering cat-back exhausts replace more restrictions, they typically offer increased performance and noise compared to axle-back systems; however, they’re also more complicated to install…and more expensive.
Straight-through, or flow-through, mufflers have perforated baffles and packing material that provides a conservative level of sound absorption while still keeping sound output moderately loud.
Take up to $150 off gas truck exhaust and up to $75 off diesel truck exhaust and components starting July 1st, 2024 – for a limited time only.