2008 CHEVROLET AVALANCHE Charging Systems Ignitions & Electrical - In Stock Filter Options - Vendor In Stock Filter Options

800 CCA Optima Yellow Top H6 Battery 9048-148 BCI Group DH6

Battery, Yellow Top, 12 V, Deep Cycle, Starting, 800 Cold Cranking Amps, Top Terminals, BCI Group DH6, Each

Part Number: ULT-9048-148

4.76 out of 5 stars ( 45 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

Summit Racing™ 145 Amp Alternator for Chevy, Buick, GMC, Cadillac SUM-810347

Alternator, Internal Regulator, 12 V, 145 amps, Natural Finish, Serpentine Pulley, Each

Part Number: SUM-810347

3.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

XS Power AGM Batteries D4800

Battery, AGM, Deep Cycle, Starting, 12 V, 950 Cranking Amps at 32 Degrees F, 120 minutes Reserve Capacity, Each

Part Number: XSP-D4800

5.0 out of 5 stars ( 8 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

800 CCA Optima RedTop Starting 12-Volt Battery 9003-151 BCI Group 34R

Battery, Red Top, 12 V, Starting, 800 Cold Cranking Amps, Top Post, BCI Group 34R, Each

Part Number: ULT-9003-151

4.82 out of 5 stars ( 179 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

Powermaster Street Alternators 58302

Powermaster Street Alternators 58302

Alternator, AD244 Style, 2 Pin Regulator, 220 Amps, Offset 2 Inch Pulley, Black Powdercoated Finish, Serpentine, Cadillac, Chevy, GMC, Each

Part Number: PWM-58302

4.88 out of 5 stars ( 8 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Odyssey Performance Series Batteries ODP-AGM48H6L3

Battery, Performance Series, Dry Cell, 12 V, Deep Cycle/Starting, 723 Cold Cranking Amps, Top Post, Each

Part Number: ODY-48-720

5.0 out of 5 stars ( 14 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

Powermaster XS Volt Alternators 582378

Alternator, High-Amp, GM AD244, 12 V, 220 amps, Gloss Black Powdercoated, Serpentine Pulley, Newly Designed Voltage Regulator, Chevrolet, Each

Part Number: PWM-582378

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Powermaster HPR Large Frame Series Alternators 48550

Alternator, High-Amp, 245 amp, 12 V, Serpentine, Natural Finish, Denso Case, Internal Regulator, Cadillac, Chevy, GMC, Each

Part Number: PWM-48550

4.29 out of 5 stars ( 7 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Powermaster HPR Large Frame Series Alternators 48550-1

Alternator, High-Amp, 1-Wire, 245 amp, Serpentine, Natural Finish, Denso Case, Internal Regulator, Cadillac, Chevy, GMC, Each

Part Number: PWM-48550-1

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Powermaster XS Volt Alternators 4823783

Alternator, XS Volt, GM AD244 Style, 12/14/16V, 220 amps, Natural, Under Drive Serpentine Pulley, Each

Part Number: PWM-4823783

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Powermaster Street Alternators 48302

Alternator, AD244 Style, 2 Pin Regulator, 220 Amps, Offset 2 Inch Pulley, Natural Finish, Serpentine, Cadillac, Chevy, GMC, Each

Part Number: PWM-48302

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Jan 30, 2026 if ordered today

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Estimated Ship Date: Jan 30, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Top Street Performance Alternators ES1024BK

4.25 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/12/2026

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Powermaster High-Amp Alternators 58550-4

Alternator, High-Amp, 245 amp, 12 V, 1-Wire, Serpentine, Black Finish, Denso Case, Internal Regulator with Dash Light, Cadillac, Chevy, GMC, Each

Part Number: PWM-58550-4

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

MechMan Elite Series Alternators 8302250

Alternators and Generators, Elite Series Alternators, 12 V, 250 amps, Black/Natural, Serpentine Pulley, Buick, Cadillac, Chevrolet, GMC, Hummer, Each

Part Number: MEH-8302250

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

760 CCA Interstate MTX Automotive Battery MTX-48-H6 BCI Group 48

Battery, MTX Automotive Battery, Starting, 48 BCI Group Number, AGM, 12 V, 950 Cranking Amps, Top Terminals, Each

Part Number: ISB-MTX-48-H6

5.0 out of 5 stars ( 1 )

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In Store Purchase Only

Tuff Stuff Performance High-Amp Output Stealth Black Alternators 8302B

Alternator, 180 Amp, Replacement, Serpentine, Black, Cadillac, Chevy, GMC, Each

Part Number: TFF-8302B

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

Powermaster High-Amp Alternators 68550-1

Alternator, 245 Amp, Serpentine Pulley, Polished, Chevy, GMC, Cadillac, Each

Part Number: PWM-68550-1

Not Yet Reviewed

Estimated Ship Date: Jan 30, 2026 if ordered today

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Estimated Ship Date: Jan 30, 2026 if ordered today

Powermaster HPR Large Frame Series Alternators 48550-4

Alternator, High-Amp, 245 amp, 12 V, 1-Wire, Serpentine, Natural Finish, Denso Case, Internal Regulator with Dash Light, Cadillac, Chevy, GMC, Each

Part Number: PWM-48550-4

Not Yet Reviewed

Estimated Ship Date: Jan 30, 2026 if ordered today

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Estimated Ship Date: Jan 30, 2026 if ordered today

Powermaster High-Amp Alternators 485503

Alternator, High-Amp, 245 amp, 12 V, 1-Wire, Under Drive Serpentine Pulley, Natural Finish, Denso Case, Internal Regulator, Cadillac, Chevy, GMC, Each

Part Number: PWM-485503

Not Yet Reviewed

Estimated Ship Date: Jan 30, 2026 if ordered today

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Estimated Ship Date: Jan 30, 2026 if ordered today