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🎵 Amplify Your Drive — Power, Precision, and Control in One Sleek Package
The RECOIL DI550.4 is a compact yet powerful 4-channel Class-D car amplifier delivering up to 1040W max output. It offers 130W RMS per channel at 2Ω, bridgeable channels for enhanced subwoofer power, and advanced 4-way protection circuitry for safe, reliable operation. With fully adjustable tuning controls and a space-saving design, it’s engineered to elevate your in-car audio experience with professional-grade sound quality and efficiency.

| ASIN | B09PCZBZW5 |
| Best Sellers Rank | 8,003 in Electronics & Photo ( See Top 100 in Electronics & Photo ) 3 in Car Multichannel Amplifiers |
| Brand | RECOIL |
| Country Of Origin | China |
| Customer Reviews | 4.4 out of 5 stars 316 Reviews |
| Manufacturer | RECOIL |
| Manufacturer Part Number | DI550.4 |
| Material | Metal |
| Model Number | DI550.4 |
| Mounting Type | Surface Mount |
| Mounting type | Surface Mount |
| Number of Channels | 4 |
| Number of channels | 4 |
| Operating Temperature | 85 Degrees Celsius |
| Operating temperature | 85 Degrees Celsius |
| Output Power | 1040 Watts |
| Output power | 1040 Watts |
| Specification Met | CE, FCC, RoHS |
M**T
Powerful & Clean 4-Channel Amp!
This RECOIL DI550.4 Car Amplifier is excellent. It delivers strong, clear power — plenty for my speakers with great sound quality. Easy to install, runs cool, and the Class-D efficiency is noticeable. The adjustable LPF, HPF, and Bass EQ give good tuning options. Solid build, stable at 2-4 ohms, and great value. Highly recommend for a solid 4-channel setup!
Q**O
Great at the price. Compact.
Works well and has decent sound quality. Compact so easy to fit in a confined space. Better cable clamps would be good but over all a nice unit.
C**P
Great value and quality
Nice amplifier, wasnt expecting it to be as good as it is, nice quality and sounds great, compact too.
M**E
Low cost, but at what cost?
Pros: Doesn't get hot. Powerful. Goes loud. Cons: Sounds harsh, and becomes strident and very sibilant at higher volumes.
R**R
Bombe
Läuft sehr gut tut alles was es muss
B**M
I Watt di RMS non sono quelli dichiarati
Cioè va bene ansi va benissimo . Ma i Watt non sono quelli dichiarati . Per il sub in breadge non li rira mai i 240watt di RMS ne tirerà fuori massimo 150 .... forse .
L**S
Perfect Balance of Power, Clarity and Size
Perfect. Nice and small, lots of power to run a nicer set of speakers. Easy to install, easy to tune. Great clear sound. Will be using this again.
K**B
Shockingly good
Shocked how well this works. For the price and just in general. Have it running my 4 kicker 6x9s in doors and my 4 inch dash speakers. Have it paired up with 2, 8 inch Memphis Mojo's in a mojo box powered by 1500 watt Memphis amp. In my Ram. Sounds clean and loud. Best setup I've had so far.
D**K
Sehr gut
kompakt, passt gut versteckt hinter die Konsole und gibt den kleinen aber kräftigen Lautsprechern deutlich mehr Klang.
Trustpilot
2 months ago
4 days ago