It's Like a Silencer for Your Car Engine

This page is the CodyCross answer for the clue below from Architectural Styles, Group 1175, Puzzle 2 (Focal Points).

Question is: It's Like a Silencer for Your Car Engine

and the answer is: MUFFLER

Word Meaning:

MUFFLER — Something or someone that muffles.

Definitions from Wiktionary.