PPE 115027520 2.7L Turbo Resonator Delete (Black) | 2019-2026 GM Silverado/Sierra 1500

The PPE 115027520 2.7L Turbo Resonator Delete (Black) replaces the factory plastic turbo resonator on 2019-2026 GM Silverado/Sierra 1500 trucks with the 2.7L L3B turbo engine. It is a one-piece billet aluminum part, CNC machined from 6061-T6 aluminum, with a Viton O-ring and a steel retaining clip. PPE says it removes an airflow restriction and increases turbo sound compared to stock.

Check Your Truck First

Why Owners Install It

• PPE says it removes the airflow restriction created by the factory plastic resonator, which has a smaller internal diameter and sound-dampening chambers
• PPE says the smooth passage makes airflow to the turbo more consistent and efficient, and helps improve throttle response
• Increases turbo sound compared to stock, which PPE describes as more aggressive
• One-piece billet aluminum construction that PPE says replaces the failure-prone factory plastic part
• Black anodized finish, a Viton O-ring seal, and a steel retaining clip

What to Expect

• PPE describes the installation as a direct bolt-on with an OEM-style fit, with no permanent modifications.
• The kit includes a Viton O-ring and a steel retaining clip.
• PPE states the part may slightly increase intake noise in the cabin.
• PPE notes this is not a tuning device or a power adder on its own.
• Install time is not listed.
• PPE install instructions (PDF)

Specifications

FAQs

What trucks does the 115027520 fit?

It is listed for 2019-2026 GM Silverado/Sierra 1500 trucks with the 2.7L L3B turbo engine.

What does it replace?

It replaces the factory plastic turbo resonator component. PPE says the factory part has a smaller internal diameter and sound-dampening chambers.

Will it make the truck louder?

PPE says it increases turbo sound compared to stock and may slightly increase intake noise in the cabin. The source gives no decibel figures.

Will it add horsepower?

PPE states it is not a tuning device or a power adder on its own. It says the part improves airflow to the turbo and helps throttle response. The source gives no horsepower or torque figures.

What comes in the kit?

The part comes with a Viton O-ring and a steel retaining clip.

Is it a bolt-on install?

PPE describes it as a direct bolt-on with an OEM-style fit and no permanent modifications. The install instructions are linked above.

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