Audi High Flow Performance Catalytic Converters

Increased Power and Torque, Massive 6.5" Design, Faster Turbo Spool, and Improved Exhaust Note

Brand:

ES#:

4905571

Mfg#:

B930TDPC

$779.00 USD

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Lifetime Replacement

Downpipe with HJS 200-Cell High Flow Cat

Brand:

ES#:

4159430

Mfg#:

SSXAU744

$1514.99 USD

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Lifetime Replacement

Offers increased horsepower and torque throughout the powerband *(+ 178 HP / + 179 TQ), reduced turbocharger lag, and an enhanced exhaust note - This is the ultimate downpipe solution for the discerning Audi enthusiast! 2X Entries Into Our F80 M3 Sweepstakes
*Requires a Stage 2 ECU Remap to eliminate check engine light and to take full advantage of power gains*

Brand:

ES#:

4158500

Mfg#:

034-105-4044

$1510.00 USD

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Lifetime Replacement

Designed to seamlessly fit in place of factory catalytic converter For vehicles up through 2020

Brand:

ES#:

3449953

Mfg#:

CTSEXHTP0006-CAT

$279.99 USD

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Lifetime Replacement

Includes a single high flow catalytic converter which is less restrictive than the factory converter providing maximum flow.

Brand:

ES#:

4477611

Mfg#:

48-36410-YC

20% off MSRP

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

$1441.99

This product was last offered at the strikethrough price on
09-01-2026

$1153.00 USD

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on orders $49 and up

Lifetime Replacement

Unlock the potential of your 3.0L V6 with these 2.5" downpipes

Brand:

ES#:

4045948

Mfg#:

B6A43LDPWCAT

$1099.99 USD

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Lifetime Replacement

The ultimate in free-flowing exhaust performance

Brand:

ES#:

4013894

Mfg#:

HVA-252-STREETC

$699.00 USD

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on orders $49 and up

Lifetime Replacement

Allow your exhaust gases to flow, freeing up the additional ponies, while looking amazing. Proper tuning software must be used.

Brand:

ES#:

4736324

Mfg#:

CTSEXHDP0015T-65

$599.99 USD

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Lifetime Replacement

Seamlessly fits in place of your restrictive stock cat - Features 3″ stainless steel piping, smooth mandrel bends, and two 02 sensor bungs

Brand:

ES#:

4043063

Mfg#:

CTSEXHTP001B5CA

$249.99 USD

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Lifetime Replacement

Designed to seamlessly fit in place of factory catalytic converter

Brand:

ES#:

4376376

Mfg#:

5561352

EO#:

D-193-141

$1852.00 USD

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Lifetime Replacement

3.15" T304 stainless construction, offers increased hp/tq throughout the powerband For vehicles up through 2020

Brand:

ES#:

3969444

Mfg#:

SAUX076

304 Stainless high-flow front metallic catalytic converter/downpipe - 100% handcrafted in Italy!

Brand:

ES#:

3644162

Mfg#:

777521

Includes left and right side metallic high-flow sport cats and connecting pipes

Brand:

ES#:

3438681

Mfg#:

767702KT

Sport Cat-Pipe with 200 CPSI Catalytic Converter - Increase power, reduce weight, and improve sound!

Brand:

ES#:

4164584

Mfg#:

AU94S-CD

Made in the USA! 100% Bolt On Installation. Simple DIY installation; no cutting or welding required

Brand:

ES#:

5388599

Mfg#:

FS.AUD.RSQ8.SC

Featuring a HJS brand 200-cell Hi-Flow Sport Cat Can only be used with a Milltek Sport cat back exhaust

Brand:

ES#:

4159831

Mfg#:

SSXVW515

$1163.99 USD

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Lifetime Replacement