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DS-1 Precision-Engineered High-Flow Catted Downpipe for B58 3.0L Engi...

T#:6683680

Part#: 0005DS1

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$ 979.00 USD

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$ 979.00 USD

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Elevate your BMW's performance with the DS-1 high-flow catted downpipe, precision-engineered for the BMW B58 3.0L engine. Crafted for optimal flow and factory-like fitment, this 5" mandrel bent stainless steel upgrade delivers faster turbo spool up, a richer exhaust note, and improved throttle response. It features a 200 CPSI race catalytic converter, a true 5" catalyst, T304 stainless steel, TIG welding, and CNC flanges. Enhance power, sound, and quality. Unleash the DS-1: Elevating Performance for BMW Models with the B58 3.0L Engine The DS-1 high-flow catted downpipe is the ultimate performance upgrade for BMW models featuring the B58 3.0L engine. Meticulously engineered and crafted with precision, this 5" mandrel bent stainless steel masterpiece optimizes airflow while preserving a factory-like fitment. Key Features: Turbocharged Performance: Experience faster turbo spool up, a deeper exhaust note, and significantly improved throttle response, enhancing your driving experience. Race-Ready Catalytic Converter: Equipped with an ultra-high flow 200 CPSI race catalytic converter, the DS-1 ensures optimal exhaust performance, raising the bar for your BMW. Unparalleled Flow: The DS-1 boasts a true 5" (127mm) diameter catalyst, reducing flow restrictions by an impressive 56%, surpassing the capabilities of 4" sports catalysts used by competitors. Premium Stainless Steel: Crafted from top-tier T304 high-grade stainless steel, the DS-1 guarantees durability and longevity, making it a lasting investment. Precision Welding: Employing TIG welding with chemical weld passivation, the DS-1 not only ensures enhanced appearance but also provides superior corrosion protection, combining style and longevity. Optimized Design: Leveraging 3D computer design and flow simulation, the DS-1 minimizes bends and incorporates gradual transitions for smooth and efficient airflow, resulting in peak performance. Perfect Fit: Enjoy an OEM-like fitment that seamlessly retains factory O2 sensor functionality, ensuring a straightforward installation process. Crafted to Perfection: Our CNC flanges and precision laser-cut brackets underscore the meticulous craftsmanship invested in creating the DS-1 downpipe, ensuring a seamless and high-performance integration with your BMW. Fits these BMW Models: BMW 340i (F30/F31) - 2016+ BMW 440i (F32/F33/F36) - 2016+ BMW 540i (G30/G31) - 2017+ BMW 640i (G32) - 2017+ BMW X3 M40i (G01) - 2018+ BMW X4 M40i (G02) - 2018+

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Valeo Voltage Regulator - 90amp/120amp/140amp - E39, E46, E53, Z3 ...

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T#:374143

Part#: 12317551153

In Stock at Vendor

$ 110.99 USD

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$ 110.99 USD

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For Valeo 90A, 120A and 140A alternators only

1" Dr. 46mm Deep Impact Socket

T#:5567096

Part#: 546MDD

Ships on Sep 28, 2026

$ 32.99 USD

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$ 32.99 USD

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Ideal for many axle nuts and other high-torque fasteners

Rear Wiper Motor 579700

T#:50934409

Part#: 67636932013

Ships in 2 Business Days

$ 181.73 USD

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$ 181.73 USD

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Wiper Blade Rear 574224 10D

T#:50934330

Part#: 61617347623

Ships in 2 Business Days

$ 16.99

This product was last offered at the strikethrough price on
07-23-2026

$ 16.54 USD

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$ 16.54 USD

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Front Aero Wiper Blade Set

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T#:379841

Part#: 61612241375KT

In Stock

$ 95.99

This product was last offered at the strikethrough price on
04-23-2026

$ 52.99 USD

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$ 52.99 USD

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LED Headlight With Cornering - Right 45365

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T#:639941

Part#: 63117383214

Ships in 1-2 days

$ 863.99 USD

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$ 863.99 USD

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Valeo Wiper Blade - Rear Assembly - E39, E53

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T#:369180

Part#: 61627074477

Ships in 1-2 days

$ 16.99 USD

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$ 16.99 USD

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Complete blade, not just a refill

1/2" Dr. Impact Universal Joint

T#:2498420

Part#: 2300D

Ships on Sep 28, 2026

$ 17.99 USD

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$ 17.99 USD

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This 1/2" drive ball and socket style is designed to handle speed and torque.

1/2" Drive 20mm Universal Impact Socket

T#:5229452

Part#: 220UMD

Ships on Sep 28, 2026

$ 27.99 USD

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$ 27.99 USD

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Deep Impact Socket on a swivel.

1/2" Dr. 17mm Extra Thin Wall Deep Impact Socket

T#:2706154

Part#: 2617D

Ships on Sep 28, 2026

$ 10.99 USD

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$ 10.99 USD

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A need for any toolbox!

1/2" Drive 23mm Universal Impact Socket

T#:5229451

Part#: 223UMD

Ships on Sep 28, 2026

$ 27.99 USD

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$ 27.99 USD

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Deep Impact Socket on a swivel.

Fuel Tank Adapter

T#:34650277

Part#: 7706

Ships on Sep 28, 2026

$ 528.59 USD

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$ 528.59 USD

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1/4" Dr. 10-50 In-lb 60T Torque Wrench

T#:34650281

Part#: SUN11050

Ships on Sep 28, 2026

$ 179.99 USD

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$ 179.99 USD

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T#:384314

Part#: 64119321034

Ships on Sep 29, 2026

$ 107.99 USD

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$ 107.99 USD

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LED Headlight With Cornering - Left 45370

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T#:639943

Part#: 63117383219

Ships on Sep 29, 2026

$ 1,820.99 USD

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$ 1,820.99 USD

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LED Headlight With Cornering - Right 45371

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T#:639942

Part#: 63117383220

Ships on Sep 29, 2026

$ 1,632.99 USD

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$ 1,632.99 USD

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T#:35795482

Part#: 12317511498

Back Ordered

$ 379.99 USD

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$ 379.99 USD

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Ultimate All-Season Wiper Blade Set

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T#:377474

Part#: 900-24-10KT

Back Ordered

$ 81.99

This product was last offered at the strikethrough price on
04-15-2026

$ 60.99 USD

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$ 60.99 USD

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Replacement Clutch Kit for Valeo # 835115

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T#:19858320

Part#: 828533

Ships in 2 Business Days

$ 670.99

This product was last offered at the strikethrough price on
04-15-2026

$ 651.99 USD

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$ 651.99 USD

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Project Cars

SELECT YOUR BMW

DS-1 Precision-Engineered High-Flow Catted Downpipe for B58 3.0L Engi...

Valeo Voltage Regulator - 90amp/120amp/140amp - E39, E46, E53, Z3 ...

1" Dr. 46mm Deep Impact Socket

Rear Wiper Motor 579700

Wiper Blade Rear 574224 10D

Front Aero Wiper Blade Set

LED Headlight With Cornering - Right 45365

Valeo Wiper Blade - Rear Assembly - E39, E53

1/2" Dr. Impact Universal Joint

1/2" Drive 20mm Universal Impact Socket

1/2" Dr. 17mm Extra Thin Wall Deep Impact Socket

1/2" Drive 23mm Universal Impact Socket

Fuel Tank Adapter

1/4" Dr. 10-50 In-lb 60T Torque Wrench

100 Ton Press Shield

LED Headlight With Cornering - Left 45364

Wiper Blade Set - Priced As Set 80018191S

Wiper Blade - Set

Headlight Assembly - Right - Amber Directional - Valeo

Air Conditioning Actuator

LED Headlight With Cornering - Left 45370

LED Headlight With Cornering - Right 45371

Ultimate All-Season Wiper Blade Set

Ultimate All-Season Wiper Blade Set

Ultimate All-Season Wiper Blade Set

Alternator 120 Amp Compact 439469

Ultimate All-Season Wiper Blade Set

Replacement Clutch Kit for Valeo # 835115

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