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1998 Oldsmobile Regency Base V6 3.8L Gas Car and Truck Battery

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Only available for cars and trucks newer than 1981.

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Only available for cars and trucks newer than 1981.

We will not save or share your License Plate or VIN information.

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Showing Battery for Oldsmobile Regency Base 1998 V6 3.8L Gas

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SLI78M
Duracell Ultra Car Battery | Group 78 | 800 CCA | Gold Flooded

Fits your vehicle as:
Primary Battery

  • From Our Experts:

    Get strong 800 CCA starting power for trucks and SUVs—built for dependable performance and long-lasting reliability in any condition.

  • Brand:
    Duracell Ultra
  • Format:
    BCI Group 78
  • Cold Cranking Amps:
    800
  • Terminal Type:
    SAE, Automotive Post
219 dollars 99 cents
Refundable Core Deposit per Battery: 22 dollars
Purchase Options for SLI78M
Ship to Home
Not Available
Compare Product VI33895
SLI78
Duracell Ultra Car Battery | Group 78 | 690 CCA

Fits your vehicle as:
Primary Battery

  • From Our Experts:

    Trust us, this one delivers. Get reliable starting power with the Duracell Ultra Group 78 flooded car battery. With 690 CCA, this dependable battery is engineered to perform in all weather from America’s most trusted brand.

  • Brand:
    Duracell Ultra
  • Format:
    BCI Group 78
  • Cold Cranking Amps:
    700
  • Terminal Type:
    SAE, Automotive Post
184 dollars 99 cents
Refundable Core Deposit per Battery: 22 dollars
Purchase Options for SLI78
Ship to Home
Not Available
Compare Product VI33896

 High Performance

X2Power Car Battery | Group 78 | 850 CCA | Premium AGM

 High Performance

SLI78AGMDP
X2Power Car Battery | Group 78 | 850 CCA | Premium AGM

Fits your vehicle as:
Primary Battery

  • From Our Experts:

    Packed with high cold cranking amps, it’s ready for tough conditions. Unleash relentless performance with the X2Power Group 78 premium AGM car battery. Delivering 850 CCA, it powers high-demand vehicles and electronics with unmatched durability—exclusively at Batteries Plus.

  • Brand:
    X2Power
  • Format:
    BCI Group 78
  • Cold Cranking Amps:
    850
  • Terminal Type:
    M6 Side Insert, C, Insert Terminal
369 dollars 99 cents
Refundable Core Deposit per Battery: 22 dollars
Purchase Options for SLI78AGMDP
Ship to Home
Not Available
Compare Product VI838104
OPT8012-021
Optima Yellow Top Heavy Duty Battery | Dual Purpose AGM | 750CCA | Group Size 34

Fits your vehicle as:
Primary Battery

  • From Our Experts:

    AGM battery with 750CCA—built for group 34 vehicles and lasting performance.

  • Brand:
    Optima
  • Format:
    BCI Group 34
  • Cold Cranking Amps:
    750
  • Terminal Type:
    SAE, Automotive Post
349 dollars 99 cents
Refundable Core Deposit per Battery: 22 dollars
Purchase Options for OPT8012-021
Ship to Home
Available
Compare Product VI23889

 High Performance

X2Power Car Battery | Group 34/78 | 850CCA | Premium AGM

 High Performance

SLI34-78AGMDP
X2Power Car Battery | Group 34/78 | 850CCA | Premium AGM

Fits your vehicle as:
Primary Battery

  • From Our Experts:

    High cold cranking amps mean dependable starts every time. The X2Power Car Battery Group 34/78 | 850CCA delivers premium AGM power with deep cycling capabilities, vibration resistance, and superior starting performance—only at Batteries Plus.

  • Brand:
    X2Power
  • Format:
    BCI Group 34/78
  • Cold Cranking Amps:
    850
  • Terminal Type:
    SAE, Automotive Post
369 dollars 99 cents
Refundable Core Deposit per Battery: 22 dollars
Purchase Options for SLI34-78AGMDP
Ship to Home
Not Available
Compare Product VI653759

 High Performance

X2Power Car Battery | Group 34 | 850CCA | Premium AGM

 High Performance

SLI34AGMDP
X2Power Car Battery | Group 34 | 850CCA | Premium AGM

Fits your vehicle as:
Primary Battery

  • From Our Experts:

    Trust us, the high cold cranking amps make all the difference. The X2Power Car Battery Group 34 | 850CCA is a premium AGM option built for extreme performance, deep cycling, and long-lasting power—available exclusively at Batteries Plus.

  • Brand:
    X2Power
  • Format:
    BCI Group 34
  • Cold Cranking Amps:
    850
  • Terminal Type:
    SAE, Automotive Post
369 dollars 99 cents
Refundable Core Deposit per Battery: 22 dollars
Purchase Options for SLI34AGMDP
Ship to Home
Not Available
Compare Product VI653754
HEPPC1500DT
Odyssey | Heavy Duty | AGM Dual Purpose Battery | 850CCA | Group 34/78

Fits your vehicle as:
Primary Battery

  • From Our Experts:

    The Odyssey Extreme Series HEPPC1500DT is a high-performance AGM battery designed to deliver exceptional power and reliability for your vehicle.

  • Brand:
    Odyssey
  • Cold Cranking Amps:
    850
  • Capacity:
    68Ah
  • Voltage:
    12
419 dollars 99 cents
Refundable Core Deposit per Battery: 22 dollars
Purchase Options for HEPPC1500DT
Ship to Home
Available
Compare Product VI35410
OPT8014-045
Optima Yellow Top Heavy Duty Battery | Dual Purpose AGM | 750CCA | Group Size 34/78

Fits your vehicle as:
Primary Battery

  • From Our Experts:

    Dual terminal AGM power—750CCA for high-demand vehicles, 3x longer life.

  • Brand:
    Optima
  • Format:
    BCI Group 34/78
  • Cold Cranking Amps:
    750
  • Capacity:
    55Ah
334 dollars 99 cents
Refundable Core Deposit per Battery: 22 dollars
Purchase Options for OPT8014-045
Ship to Home
Available
Compare Product VI23890

 High Performance

Optima Red Top Car Battery | Group 34/78 | 800CCA AGM

 High Performance

OPT8004-003
Optima Red Top Car Battery | Group 34/78 | 800CCA AGM

Fits your vehicle as:
Primary Battery

  • From Our Experts:

    You’ll notice the high cold cranking amps the second you start it up. Get powerful, reliable starts every time with the Optima Red Top 800CCA AGM car battery, built for group size 34/78 vehicles with dual terminals and rugged SPIRALCELL technology.

  • Brand:
    Optima
  • Format:
    BCI Group 34/78
  • Cold Cranking Amps:
    800
  • Terminal Type:
    SAE, Automotive Post
304 dollars 99 cents
Refundable Core Deposit per Battery: 22 dollars
Purchase Options for OPT8004-003
Ship to Home
Available
Compare Product VI23885
SLI34DTM
Duracell Ultra Car Battery | Group 34/78 | 800CCA | Gold Flooded

Fits your vehicle as:
Primary Battery

  • From Our Experts:

    You’ll notice the high cold cranking amps the second you start it up. The Duracell Ultra Gold Car Battery Group 34/78 | 800CCA is a high-performance Car Battery built for reliable starts, dual terminal flexibility, and long-lasting power in tough conditions.

  • Brand:
    Duracell Ultra
  • Format:
    BCI Group 34/78
  • Cold Cranking Amps:
    800
  • Terminal Type:
    DT, SAE/M6 Side Insert
229 dollars 99 cents
Refundable Core Deposit per Battery: 22 dollars
Purchase Options for SLI34DTM
Ship to Home
Not Available
Compare Product VI33902

 High Performance

Optima Red Top Car Battery | Group 78 | 800CCA

 High Performance

OPT8078-109
Optima Red Top Car Battery | Group 78 | 800CCA

Fits your vehicle as:
Primary Battery

  • From Our Experts:

    With high cold cranking amps, this battery delivers serious starting power. The Optima Red Top Car Battery Group 78 | 800CCA delivers dependable starting power and long-lasting performance for cars, trucks, and SUVs with standard electrical demands.

  • Brand:
    Optima
  • Format:
    BCI Group 78
  • Cold Cranking Amps:
    800
  • Terminal Type:
    SAE, Automotive Post
334 dollars 99 cents
Refundable Core Deposit per Battery: 22 dollars
Purchase Options for OPT8078-109
Ship to Home
Available
Compare Product VI39492

Oldsmobile Regency Battery Replacement

The Oldsmobile Regency is a full-size sedan known for its upscale features and smooth, comfortable ride. Like any vehicle, it relies on a dependable battery for consistent starting power and reliable electrical performance.

Not sure which battery fits your Oldsmobile Regency? Use our Battery Fitment Finder or read our blog: Which Car Battery Fits My Vehicle?  .

Best Batteries for Oldsmobile Regency

Reliable starting power is important for keeping your Oldsmobile Regency running smoothly.

  • X2Power – AGM technology delivers strong starting power and longer service life
  • Duracell Ultra – dependable flooded and AGM battery options designed for everyday reliability
  • Optima – spiral-cell design built for durability and vibration resistance

All batteries include a free replacement warranty and are available nationwide. Find your nearest store using our Store Locator.

Lighting & Accessories for Oldsmobile Regency

Keep your Oldsmobile Regency road-ready with products from our Automotive Center:

Oldsmobile Regency Battery FAQs

Battery group sizes vary by engine and model year, so use the Battery Fitment Finder to find the correct match.

Look for a slow engine crank, dim headlights at idle, or a battery warning light on your dashboard.

Not necessarily, as you only need to meet your vehicle's required CCA for reliable starts unless you live in very cold climates.

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