Audi Quattro Speaker Size

Dashboard Speaker

Front Door Panel Speaker

Rear Deck Lid Speaker

Audi Quattro Speaker FAQ

Which speakers should I replace first in my Audi Quattro for the biggest sound improvement?

Start with the 6 x 9 inch rear deck speakers. These handle most of your bass and midrange output - around 80-120 watts typically. The rear deck location gives you the most dramatic change because... well, that's where your main power sits. Front door 5.25 inch speakers come second since they affect vocal clarity. Dashboard 3.5 inch units? Maybe skip those initially unless you're doing a complete overhaul.

Can I install component speakers in the front doors of my Audi Quattro instead of coaxial?

Yes, the front door panels should accommodate component setups. You'll get better imaging since tweeters separate from woofers. Most aftermarket 5.25 inch components fit the factory mounting points, though you might need to modify tweeter placement. Check your crossover frequency - aim for around 3500-4000 Hz to blend properly with your rear deck speakers. The Audi Quattro's door acoustics actually work well with components.

What power handling should I look for in 6 x 9 inch replacement speakers for the Audi Quattro rear deck?

Target 60-100 watts RMS, 200+ watts peak. The rear deck location gets decent airspace, so you can push a bit more power without distortion. Look for 4-ohm impedance to match most head units. Frequency response around 35 Hz to 20 kHz covers what you need. Triaxial might seem appealing but... honestly, good coaxial speakers often sound cleaner. Less crossover complexity means fewer phase issues in that cramped rear deck space.

Are the 3.5 inch dashboard speakers in my Audi Quattro worth upgrading?

Probably not your priority. These handle mainly high-frequency fill - think 5 kHz and up. They're pushing maybe 15-25 watts maximum. The dashboard mounting limits what you can install anyway. Better to invest in quality 6 x 9 inch and 5.25 inch speakers first. If you do upgrade the 3.5 inch units, focus on tweeters or small full-range with good dispersion. The Audi Quattro's dash angle actually works okay for imaging, but don't expect miracles.

What impedance should I choose for Audi Quattro speaker replacements?

Stick with 4-ohm speakers across all locations. Your factory head unit expects this load - 8-ohm speakers will sound quieter, 2-ohm might overheat the amplifier. The 6 x 9 inch rear speakers particularly benefit from proper impedance matching since they handle the most power. Front 5.25 inch and dashboard 3.5 inch speakers aren't as critical, but consistency helps. Some aftermarket head units handle different impedances better, but why complicate things?