Pioneers affordably-priced TS-G1641R 6-1/2" speakers are tailor-made to take the place of low-performance factory-installed speakers. Beefy IMPP composite woofers cover the lows with ease, while polyetherimide (PEI) film dome tweeters radiate smooth and clear highs thatll brighten up the sound in your car. The hard-to-beat combination of great sound and excellent efficiency makes these speakers a great choice when youve had enough of the muffled highs and anemic lows of your rides factory speakers.