r/CarAV is a subreddit with 160k members. The most common kinds of discussions are advice requests and solution requests, and the community frequently discusses struggling, annoying, audio, speaker, and help, and they frequently recommend/review head unit, subwoofer, and amp.
For The Car Audio and Video beginners to enthusiast to everything in between! Heads, Subs, EQs, etc... Bring it into our show room. Q&A, Advice, Tips, tricks and tech welcome! If you are new to the hobby, you can subscribe, post and view our wiki for basic starting information. If you are a long time veteran, feel free to use this as a form to discuss with other like minded enthusiasts.
Popular Themes in r/CarAV
#1
Advice Requests
: "Need some immediate help with new alternator"
13 posts
#2
Solution Requests
: "Old-school PPI PowerClass Pro 8" back in service"
11 posts
#3
Pain & Anger
: "Genuinely hate this"
3 posts
#4
Ideas
: "3D Printing a decorative Kenwood SW201X replica for my car trunk (Sound-reactive LEDs). Looking for dimensions and advice!"
1 post
Popular Topics in r/CarAV
#1
Struggling
27 posts
#2
Annoying
24 posts
#3
Audio
18 posts
#4
Speaker
: "Do I need to change the Speaker ?"
16 posts
#5
Help
14 posts
#6
Amp
13 posts
#7
Head Unit
12 posts
#8
Stereo
11 posts
#9
Subwoofer
11 posts
#10
Wiring
: "What is one Wiring tip you wish you knew before your first install?"
9 posts
Products Discussed in r/CarAV
Flair Used in r/CarAV
#1
Tech Support
: "Best buy tech installed signal wire like a remote wire"
72 posts
#2
Recommendations
: "With the recent surge in popularity of older cars, why hasn't there been a new (high end) single-din head unit released since 2015?"
64 posts
#3
Discussion
: "Garage system. Sell with house?"
24 posts
#4
General
: "Old-school PPI PowerClass Pro 8" back in service"
15 posts
#5
Build Log
: "Custom sub box for my 91 civic hatchback"
14 posts
#6
Music/Video
: "System demo"
4 posts
#7
Review
: "Finally got my amp/loc settings just how i want"
4 posts
#8
Humor/Memes
: "Which one of your friend's uncle's neighbor did this?"
1 post
Member Growth in r/CarAV
Yearly
+27k members(20.2%)
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About
GummySearch helps people research Reddit communities by organizing activity, growth, themes, and post-level signals into one place.
This page gives a focused view of r/CarAV, including current member size, discussion patterns, product reviews, and related communities to explore.
This data is synced periodically so insights stay current and useful for ongoing research.
Last updated: August 13, 2026