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The Best High Power Alternator of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best High Power Alternator of 2022. Check our ranking below.

2,411 Reviews Scanned

SaleRank No. #1
Powermaster 48237 High-Amp Alternator
  • built for performance
  • Part number: 48237
  • Fit type: Vehicle Specific
  • Package Weight: 7.779 kilograms
Rank No. #2
Powermaster 58237 Alternator , Black
  • Black
  • 215 Amp
  • With 4-Pin Voltage Regulator
  • 6-Groove Serpentine Pulley
  • For Late Model GM
SaleRank No. #3
Powermaster 47294 Alternator, silver
  • Built for performance
  • Package Dimensions: 18.796 H x 23.622 L x 19.558 W (centimeters)
  • Country of Origin : United States
  • Package Weight: 14.05 pounds
Rank No. #4
New Alternator High Output 255 AMP Replacement For Chevy Chevrolet C Silverado Truck Van Isuzu Hummer Saab 6.0L 6.6L 8.1L 99-15 10464405 10464443 10464453 10464456 10464476 15263859 19151921 19244751
  • Replacement Part Numbers: 10464443, 10464453, 10464456, 10464476, 10480234, 10480390, 15200109, 15226003, 15-22-6003, 15263859, 15750871, 15754097, 15754097A, 15754097M, 15754097W, 15768830, 18000002, 19151921, 19244745, 19244746, 19244751, 22781130, 40012236, 400-12236, 8104644760, 8152260030, 8292253, 8292-253, 8292N253A, 8292N-253A, ADR0290220, ADR0290-220, ADR0290250, ADR0290-250, 10464405
  • Product Type: Alternator; Condition: New; Unit Series: AD244; Voltage: 12V; Amperage: 253A; Rotation: CW; Regulator/Fan: IR/IF; Plug Code: 314; Pulley Class: S6; Mounting Hardware Included: No; Unit Finish: Same as OE; Number of Pieces: 1; Country of Origin: CN
  • Compatible With Chevrolet Silverado 1500 Base, LS 4.8L 2000-02; Silverado 1500 Base, LS, LT 5.3L 1999-02 - See the Description for more Applications
  • One Year Hassle Free Guarantee
  • See Product Description for Additional Specifications
Rank No. #5
Premier Gear PG-8292-253A Alternaor 250 AMP HIGH OUTPUT ALTERNATOR FITS GM VARIOUS CHEVROLET, GMC, HUMMER, ISUZU 1999-2014
  • Provides protection from excessive charging or failure due to shorts in your car's wiring that can cause spikes or open circuits
  • Consistent performance from manufacturing processes that exceed your vehicle's original specifications for wiring, bearings and components helping to resist heat and moisture
  • Longer life of the alternator through the use of premium brushes and other critical components that resist failure or poor performance
  • Delco, AD244 Series, Internally Regulated/Internal Fan
  • 253 Amp/12 Volt, Clockwise Rotation, 6-Groove Pulley
Rank No. #6
DB Electrical ADR0215 Alternator Compatible With/Replacement For Chevrolet Silverado 1500 HD 2003, 1500 2003-2005, Express Vans 2003-2005 90-01-4705N, 90-01-4705, 1-2320-21DR, 8247N (COLOR MAY VARY)
  • RELIABLE PERFORMANCE: Trust this alternator for efficient charging. Its high output and dependable design ensure reliable power, even in demanding conditions. Keep your vehicle running smoothly with confidence.
  • HIGH-QUALITY CONSTRUCTION: Our alternator is built to last with superior materials chosen for optimal performance, reliability, and durability.
  • EASY INSTALLATION: This alternator has direct fit design, no vehicle modifications. Simple process for quick and easy installation. Maximum output and optimal performance assured.
  • COMPATIBILITY: The DB Electrical 400-12139 alternator is compatible with/replacement for Cadillac Escalade 2002-2004, Escalade ESV 2003-2004, Escalade EXT 2002-2004, Chevrolet ASTRO VAN 2001-2004, Avalanche 1500 2002-2004, Avalanche 2500 2002-2004
  • REPLACEMENT: This alternator replaces these part numbers - AC Delco: 321-1798, 321-1811, 321-1815, 321-1850, 334-2491, 334-2516, 334-2528, Arrowhead: ADR0215, BBB HD (OLD): 8238, 8291, Cargo: 112850, Delco: 10464455, 10464481, 10480326, 10480388, 10480476
Rank No. #7
Mechman Alternators E-Series Billet, 370 amp, 12V, 1-Wire, 6 Rib Serpentine Pulley, Black Anodized, GM Fullsize Truck 2004-06, Each (B8206370B)
  • E Series
  • Package Dimensions: 26.162 L x 27.94 H x 26.67 W (centimeters)
  • Package Weight : 6.055 kilograms
  • Country of Origin : China
Rank No. #8
ASTOU New Alternator 160Amp Stable High Output Compatible V6 3.3L/3.8L for Dodge for Caravan 2001-2007 for Chrysler for Town & Country 2001-2007 Alternator Rebuild Kit Replace 13870
  • 🚘Vehicle Specific:2001-2007 for Chrysler for Town & Country (V6 3.3L ) 🚘2001-2007 for Chrysler for Town & Country (V6 3.8L ) 🚘2001-2003 for Chrysler for Voyager (V6 3.3L ) 🚘2001-2007 for Dodge for Caravan (V6 3.3L ) 🚘2001-2007 for Dodge for Grand Caravan (V6 3.3L ) 🚘2001-2007 for Dodge for Grand Caravan (V6 3.8L
  • 🔩OEM Part:13870, AND0249,BAL6550X,ND421000-0028,VND0249,1138034686430AF,4868430AB,4868430AC,4868430AD,4868430AE4868430AF,4868430AH,421000-0021,421000-0022421000-0023,421000-0024,421000-0025,421000-0026421000-0027,421000-0028,421000-0492,400-5210613870,VDN11600901-A,1-2507-01ND,421000-0493 Excellent replacement
  • 🏆Alternator Specification: 160 Amp/12 Volt, CW, 6-Groove Clutch Pulley,ER/IF Ensure the normal operation of the engine, prevent the short circuit fault of the whole vehicle, and supply power to all electrical equipment except the starter. If there is excess energy, the Electricity storage system will be charged to make full use of it
  • 👍Premium Alternator: The high-quality rotor and electric brush have a manufacturing process that exceeds that of most similar products, extending the service life by at least 20%
  • 🥇Replace ASTOU Alternator: No-load / load / performance test has been passed to ensure 100% qualification. Please pay attention to replacing the line connection (professional installation is recommended) to prevent adverse conditions. Provide one-year warranty service. Please contact us if you have any questions or suggestions
Rank No. #9
DB Electrical ADR0336 Alternator Compatible with/Replacement for GM Vehicles, Chevrolet GMC Buick Oldsmobile Pontiac 1968-89, High Output 105 Amp, External Fan, 3-Wire 7127-105
  • ALTERNATOR PART SPECIFICATIONS: Dimensions: Replacement 10SI Unit: Mtg. Ear 1 Hole: 5/16-18 Threaded: Mtg. Ear 2 Hole: 10.3mm Unthreaded: Mtg. Ear 1 Thick: 17.6mm: Mtg. Ear 2 Thick: 50.6mm;B+ Terminal: 12-24;Note: 3-Wire System; Rotation: CW. Voltage: 12, Amp: 105.
  • HIGH-PERFORMANCE ALTERNATOR: DB Electrical alternators have high-temperature epoxy, heavy-duty rectifiers, high-quality regulators, well-engineered bearings, and high-temperature grease to withstand high-heat environments.
  • OEM STANDARDS: Designed Direct-Fit OEM replacement alternator for Chevy, GMC, and Buick vehicles, DB Electrical 400-12405 alternator can replace the original auto parts and deliver equivalent performance. OEM fitment specifications make for easy installation.
  • BUILT TO TAKE THE HEAT: Our automotive replacement alternators are made to withstand the high-heat environment. The high-temperature epoxy insulates the heavy-duty rectifiers that monitor and control the battery's charging process.
  • ENGINEER TESTED: Our alternators underwent rigorous testing programs to ensure optimal performance. Most alternators are supplied with their final test results and performance curve. We work directly with factories so that each component is manufactured to our exacting quality control standards.
Rank No. #10
DB Electrical 400-12489 High output Alternator Compatible With/Replacement For DR44G IR/IF 12-V 250 Amp Chevy Trucks Avalanche 1500 Silverado 1500 Silverado 1500 HD Silverado 3500 Silverado
  • Specs: Unit Type: Alternator, Voltage: 12, Rotation: CW, Amperage: 250, Regulator: IR, Fan Type: IF
  • Replaces OEM Numbers: ARROWHEAD: ADR0368-250, FAMILY: DR44G HO, J & N: 400-12489
  • Fits: BUICK RAINIER 2007, CADILLAC ESCALADE 2006-2014, ESCALADE ESV 2006-2014, ESCALADE EXT 2006-2013, CHEVROLET AVALANCHE 2007-2013, AVALANCHE 1500 2005-2006, COLORADO 2009, EXPRESS VANS 2009-2012, SILVERADO 1500 2005-2013, SILVERADO 1500 HD 2005-2007, SILVERADO 2500 HD 2005-2014, SILVERADO 3500 2005-2007, SILVERADO 3500 HD 2007-2014, SUBURBAN 2007-2014, TAHOE 2007-2014, TRAILBLAZER 2007-2008, GMC CANYON 2009, ENVOY 2007-2009, SAVANA VANS 2009-2012, SIERRA 1500 2005-2013
  • 1-year protects you after your purchase. We're confident that our products will work flawlessly once installed in your vehicle. But in a rare case that it does not, we'll replace it anytime within one year of your order. If you have a problem, we will take every step to assist you, contact us for a replacement.
  • 100% New aftermarket Alternator built to meet OEM specifications for Buick, Cadillac, Chevrolet, GMC, Hummer, Saab

Last update on 2023-09-28 / Affiliate links / Images from Amazon Product Advertising API

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