Battery for BMW 3 Series E30 (1984-1991)

Braille Performance Lightweight AGM Battery - B14115 - 11.5lbs ...

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T#:558037

Part#: B14115

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$ 204.99 USD

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$ 204.99 USD

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When building a car for the track, one of the most important factors to consider is weight. Stock batteries can weigh up to almost 50 pounds and are unnecessarily large, designed to power a host of systems not normally used in a track car (radios, lighting, etc.). What can you do to cut weight the weight without affecting your cars operation? This is where Braille Battery comes in with their long line of performance lightweight battery options! Designed to provide the highest cranking power possible while being up to 75% lighter, Braille Battery is one of the foremost leaders in automotive racing batteries with nothing but high quality, high output batteries in mind!

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Braille Performance Lightweight Advanced AGM Battery - B2015 - 15lbs ...

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T#:558038

Part#: B2015

Ships in 8 Business Days

$ 237.99 USD

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$ 237.99 USD

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When building a car for the track, one of the most important factors to consider is weight. Stock batteries can weigh up to almost 50 pounds and are unnecessarily large, designed to power a host of systems not normally used in a track car (radios, lighting, etc.). What can you do to cut weight the weight without affecting your cars operation? This is where Braille Battery comes in with their long line of performance lightweight battery options! Designed to provide the highest cranking power possible while being up to 75% lighter, Braille Battery is one of the foremost leaders in automotive racing batteries with nothing but high quality, high output batteries in mind! The B2015 is Braille's most popular non-carbon racing battery and is able to start larger engines easily for racing and offers daily driving capability for most 4 and 6 cylinders engine vehicles. Physical Specifications: BCI Group: All sizes Weight: 15lbs / 6.8kg Length: 6.8" / 173mm Width: 3.4" / 86mm Height: 6.1" / 155mm Polarity: Right Side Positive Performance Specifications: Voltage: 12 Full Charge Voltage: 13.2 Pulse Cranking Amps (PCA): 1067 Amp Hour (AH): 21 Life Cycle @ 10% DOD: 3100 *THIS BATTERY REQUIRES A CUSTOM MOUNTING SOLUTION. The size and weight are significantly smaller than a stock battery and will not be held in place by the stock battery mount*

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Braille Lightweight Advanced AGM Battery - B3121 - 21lbs

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T#:558042

Part#: B3121

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$ 270.99 USD

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$ 270.99 USD

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When building a car for the track, one of the most important factors to consider is weight. Stock batteries can weigh up to almost 50 pounds and are unnecessarily large, designed to power a host of systems not normally used in a track car (radios, lighting, etc.). What can you do to cut weight the weight without affecting your car's operation? This is where Braille Battery comes in with their long line of performance lightweight battery options! Designed to provide the highest cranking power possible while being up to 75% lighter, Braille Battery is one of the foremost leaders in automotive racing batteries with nothing but high quality, high output batteries in mind! The B3121 battery from Braille is their lightest do-everything battery available, offering 1380 pulse cranking amps that can crank over V8 engines with ease while still coming in at under 22 pounds, half of the weight of a standard Group 34 battery! This is thanks to their Advanced AGM racing technology that allows them to put a ton of power into a very small package. Physical Specifications: BCI Group: All sizes Weight: 21lbs / 9.5kg Length: 6.6" / 168mm Width: 5.2" / 132mm Height: 6.8" / 173mm Polarity: Right Side Positive Terminal Type: Steel terminal block with M6 bolt Performance Specifications: Voltage: 12v Recharge Voltage: 14.4V – 14.6V Maintenance charge voltage: 13.8V 5s Pulse Cranking Amps (PCA): 1380 10s PDC: 124 Amp Hour (Ah): 31 Watt Hour (Wh): 372 Life Cycle @ 10% DOD: 3100 Charging Temperature 0C to 50C Discharge Temperature range -40C to +60C Storage temperature -40C to +60C *THIS BATTERY REQUIRES A CUSTOM MOUNTING SOLUTION. The size and weight are significantly smaller than a stock battery and will not be held in place by the stock battery mount*

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Braille Performance GreenLite Lithium-ION Battery - G30 - 5.5lbs ...

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T#:558046

Part#: G30

Ships in 7 Business Days

$ 522.99 USD

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$ 522.99 USD

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The G30 lithium battery from Braille is designed for the Import Tuner market (4 and 6 cylinder) for track use and has enough power for small black V8 race cars and hot rods with light electrical demands/accessories and standard compression. The G30 comes in the popular ETX 30 Group size, just like the B3121 AGM, so it is small and light enough to mount in a variety of locations. Incorporated in this battery is the same technology used in their race winning batteries used by nearly every OEM developer in classes ranging from SCCA to Formula 1.

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Schwaben Automatic Battery Tender

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T#:378277

Part#: 005979SCH01A

In Stock

Sale - Save 30% $ 100.99

This product was last offered at the strikethrough price on
05-02-2026

$ 70.69 USD

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Sale - Save 30%

$ 100.99

This product was last offered at the strikethrough price on
05-02-2026

$ 70.69 USD

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This Schwaben Battery Charger is designed to work on 6 or 12 volt Lead-acid batteries only, includes WET, MF,AGM and GEL types. Do not use on dry cell batteries commonly used in appliances. Charger features, Charging voltage auto select. Selectable Charging current,8 LED indicators, No risk of overcharging, overheating protection, Short circuit protection.

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Genuine BMW Mounting Screw - 61217577620

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T#:141382

Part#: 61217577620

In Stock

10% off MSRP $ 9.69

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 8.69 USD

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10% off MSRP

$ 9.69

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 8.69 USD

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Genuine BMW Mounting Screw - 190Mm
This item fits the following BMW Chassis:
E39 M5,E60 M5,E63 M6,E46 M3,E70 X5M,E71 X6M,E85 Z4M,E30,E38,E39,E46,E53 X5,E63,E70 X5,E71 X6,E82,E85 Z4,E86 Z4,E90,E92

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Genuine BMW Battery Hold Down - Multiple BMWs

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T#:186551

Part#: 61217631587

In Stock

$ 25.88 USD

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$ 25.88 USD

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The hold down bracket secures the battery in the battery tray to keep it from sliding around.

Genuine BMW Trunk-Mounted Battery Tray - E30 318i 318is 325ix 325i 32...

For vehicles with production date up to 09/1987

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T#:116426

Part#: 51711922158

In Stock

1% off MSRP $ 80.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 79.99 USD

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1% off MSRP

$ 80.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 79.99 USD

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Genuine BMW Battery Tray -
This item fits the following BMW Chassis:
E30

Genuine BMW Trunk-Mounted Battery Tray - E30 318i 318is 325ix 325i 32...

For vehicles with production date from 09/1987

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T#:116589

Part#: 51711953889

In Stock

6% off MSRP $ 79.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 74.99 USD

Limited Qty Sale

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6% off MSRP

$ 79.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 74.99 USD

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Genuine BMW Battery Tray -
This item fits the following BMW Chassis:
E30

Liqui-Moly Battery Clamp Grease - 50 grams

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T#:1195997

Part#: 20244

In Stock

$ 7.79

This product was last offered at the strikethrough price on
02-24-2026

$ 6.69 USD

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$ 6.69 USD

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Excellent corrosion protection for your battery and other connections

Battery Cable (Plus Pole) - E30

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T#:39298

Part#: 12421711258

In Stock

7% off MSRP $ 137.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 127.99 USD

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7% off MSRP

$ 137.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 127.99 USD

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Genuine BMW Battery Cable (Plus Pole) - L=890mm
This item fits the following BMW Chassis:
E30

Fits BMW Engines including:
M20

Battery Tender Plus Advanced Battery Charging System

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T#:49892371

Part#: BTT0210128

In Stock at Vendor

$ 69.99 USD

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$ 69.99 USD

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Genuine BMW Engine Ground Cable - E30

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T#:22419

Part#: 12511714039

Ships in 1 day

$ 47.99 USD

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$ 47.99 USD

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Genuine BMW Ground Cable - 235mm

This item fits the following BMW Chassis:
E30 M3,E30

Fits BMW Engines including:
M10,M20,S14

Genuine BMW Battery Cover - E30 318i 318is 325ix 325i 325is 325e ...

For vehicles with production date from 09/1987

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T#:9905

Part#: 51471971556

Ships in 1 day

4% off MSRP $ 113.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 109.99 USD

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4% off MSRP

$ 113.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 109.99 USD

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Genuine BMW Battery Cover -
This item fits the following BMW Chassis:
E30

Genuine BMW Battery Cable - Negative

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T#:22418

Part#: 12421719664

In Stock

5% off MSRP $ 64.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 61.99 USD

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5% off MSRP

$ 64.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 61.99 USD

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Genuine BMW Battery Cable Negative - L=170mm

This item fits the following BMW Chassis:
E30

Fits BMW Engines including:
M10,M20,M42

Genuine BMW Battery Cable cover - E30

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T#:39239

Part#: 12421288413

Ships in 1 day

5% off MSRP $ 39.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 37.99 USD

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5% off MSRP

$ 39.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 37.99 USD

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Genuine BMW Cover F Battery Cable Holder
This item fits the following BMW Chassis:
E30 M3,E30

Fits BMW Engines including:
M20,M42,S14

OMP Battery Cut Off Switch / Kill Switch

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T#:1614

Part#: EA-462

Back Ordered

$ 65.00 USD

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$ 65.00 USD

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OMP Battery Cut Off Switch / Kill Switch, for use in racecars as an emergency "kill switch", to depower the electrical system in the event of a crash or other emergency. This cut off switch is FIA approved, has 6 poles and alternator protection, as well as a removable key.

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Battery for BMW 3 Series E30 (1984-1991)

Braille Performance Lightweight AGM Battery - B14115 - 11.5lbs ...

Braille Performance Lightweight Advanced AGM Battery - B2015 - 15lbs ...

Braille Lightweight Advanced AGM Battery - B3121 - 21lbs

Braille Performance GreenLite Lithium-ION Battery - G30 - 5.5lbs ...

Schwaben Automatic Battery Tender

Genuine BMW Mounting Screw - 61217577620

Genuine BMW Battery Hold Down - Multiple BMWs

Genuine BMW Trunk-Mounted Battery Tray - E30 318i 318is 325ix 325i 32...

Genuine BMW Trunk-Mounted Battery Tray - E30 318i 318is 325ix 325i 32...

Liqui-Moly Battery Clamp Grease - 50 grams

Battery Cable (Plus Pole) - E30

Battery Tender Plus Advanced Battery Charging System

Genuine BMW Engine Ground Cable - E30

Genuine BMW Battery Cover - E30 318i 318is 325ix 325i 325is 325e ...

Genuine BMW Battery Cable - Negative

Genuine BMW Battery Cable cover - E30

OMP Battery Cut Off Switch / Kill Switch

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