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Catalytic Converter for 1978 Porsche 928

We have 10 Items In-stock. Select your vehicle's Submodel to continue.

Eastern - 50-State Semi-Universal Catalytic Converters

EASTERN – 50-STATE LEGAL SEMI-UNIVERSAL CATALYTIC CONVERTERS

Whip your exhaust system back into shape with the optimum engineering and maximum-flow performance offered by Eastern’s 50-state legal semi-universal catalytic converters. Since 1976, Eastern Catalytic has specialized in engineering world-class catalytic converters for the automotive aftermarket.

  • Semi-universal fit – readily adaptable to suit your specific vehicle
  • CARB-compliant – legal in all 50 states, including New York and California
  • Engineered with NANO technology chemistry for optimum efficiency
  • Designed for maximum flow
  • Thoroughly tested to guarantee secure fit and performance
  • Aluminized and 409 stainless steel construction for superior anti-rust protection
  • Built with full heat shields, both top and bottom (depending on application)

Eastern 50-State Semi-Universal Center Catalytic Converter - Traditional Converter, Semi-Universal

$183.27 $216.26 You Save $32.99 (15%)
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Availability: In Stock
Only from APW Rewards
  • Brand SKU#: Eastern 861004
  • Location: Center
  • Series: Eastern 50-State Semi-Universal
  • Type: Traditional Converter
  • Emissions: 50-State Legal
  • Product Fit: Semi-Universal
  • Quantity Sold: Sold Individually
  • Tube Material: Aluminized Steel
  • E O Number: D-665-3
  • Anticipated Ship Out Time: 1-2 Business Days
  • Warranty: 5-year or 50,000-mile Eastern limited warranty
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Fits the following 1978 Porsche 928 Submodels

  • 8 Cyl 4.5L | Base
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Magnaflow California Legal Semi-Universal Catalytic Converter

  • 50-State/California Legal
  • Semi-universal design – cut out your old catalytic converter and weld in the new one
  • Stainless Steel Construction
  • Legendary Magnaflow quality, power, and sound
  • Ceramic, honeycomb catalyst designed for maximum flow and surface area

When you want the best, you want Magnaflow!  These semi-universal 50-State Legal catalytic converters have a catalyst specifically designed for your vehicle – just cut out your old catalytic converter and weld in the new one.  Engineered to cut emissions and improve performance.

Magnaflow 50-State Semi-Universal Catalytic Converter - Traditional Converter, Semi-Universal

Best Seller
$184.75 $239.09 You Save $54.34 (23%)
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Availability: In Stock
Only from APW Rewards
  • Brand SKU#: Magnaflow 332005
  • Series: Magnaflow 50-State Semi-Universal
  • Type: Traditional Converter
  • Emissions: 50-State Legal
  • Product Fit: Semi-Universal
  • Quantity Sold: Sold Individually
  • Tube Material: Stainless Steel
  • E O Number: D-193-117
  • Anticipated Ship Out Time: 1-2 Business Days
  • Notes: Inlet/Outlet Size : 2.25in. I.D.
  • Warranty: Magnaflow 25,000 Mile Limited Warranty
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Fits the following 1978 Porsche 928 Submodels

  • 8 Cyl 4.5L | Base
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Magnaflow 50-State Semi-Universal Catalytic Converter - Traditional Converter, Semi-Universal

$184.75 $239.09 You Save $54.34 (23%)
Add to Cart
Availability: In Stock
Only from APW Rewards
  • Brand SKU#: Magnaflow 332004
  • Series: Magnaflow 50-State Semi-Universal
  • Type: Traditional Converter
  • Emissions: 50-State Legal
  • Product Fit: Semi-Universal
  • Quantity Sold: Sold Individually
  • Tube Material: Stainless Steel
  • E O Number: D-193-117
  • Anticipated Ship Out Time: 1-2 Business Days
  • Notes: Inlet/Outlet Size : 2in. I.D.
  • Warranty: Magnaflow 25,000 Mile Limited Warranty
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Fits the following 1978 Porsche 928 Submodels

  • 8 Cyl 4.5L | Base
See more

Magnaflow 50-State Semi-Universal Catalytic Converter - Traditional Converter, Semi-Universal

$184.75 $239.09 You Save $54.34 (23%)
Add to Cart
Availability: In Stock
Only from APW Rewards
  • Brand SKU#: Magnaflow 332006
  • Series: Magnaflow 50-State Semi-Universal
  • Type: Traditional Converter
  • Emissions: 50-State Legal
  • Product Fit: Semi-Universal
  • Quantity Sold: Sold Individually
  • Tube Material: Stainless Steel
  • E O Number: D-193-117
  • Anticipated Ship Out Time: 1-2 Business Days
  • Notes: Inlet/Outlet Size : 2.5in. I.D.
  • Warranty: Magnaflow 25,000 Mile Limited Warranty
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Fits the following 1978 Porsche 928 Submodels

  • 8 Cyl 4.5L | Base
See more

Magnaflow 49-State Legal Semi-Universal Catalytic Converter

  • Not legal for use in California or in states adopting the California emissions standards
  • Semi-universal design – cut out your old catalytic converter and weld in the new one
  • Stainless Steel Construction
  • Legendary Magnaflow quality, power, and sound
  • Ceramic, honeycomb catalyst designed for maximum flow and surface area

When you want the best, you want Magnaflow!  These 49-State Legal semi-universal catalytic converters have a catalyst specifically designed for your vehicle – just cut out your old catalytic converter and weld in the new one.  Engineered to cut emissions and improve performance.

Magnaflow 49-State Semi-Universal Catalytic Converter - Traditional Converter, Semi-Universal

$77.88 $100.78 You Save $22.90 (23%)
Add to Cart
Availability: In Stock
Only from APW Rewards
  • Brand SKU#: Magnaflow 94005
  • Series: Magnaflow 49-State Semi-Universal
  • Type: Traditional Converter
  • Emissions: 48-State Legal (Cannot Ship to CA or NY)
  • Product Fit: Semi-Universal
  • Quantity Sold: Sold Individually
  • Tube Material: Stainless Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • Dimensions: 12 in. L x 6.5 in. W x 4 in. H, 16 in. overall length
  • Warranty: Magnaflow 25,000 Mile Limited Warranty
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Fits the following 1978 Porsche 928 Submodels

  • 8 Cyl 4.5L | Base
See more
Customer Review: (see review/s)
  • this item is a great item to have if you r up grading you rcat great perfomance great sound a must for muscle car lover

    posted by: shadow on September 12, 2008

Davico - OE Replacement Catalytic Converters (48-State Legal - No CA, No NY)

DAVICO - OE REPLACEMENT CATALYTIC CONVERTERS (48-STATE LEGAL - NO CA, NO NY)

When it comes to catalytic converters, turn to Davico. Davico's line of OE replacement catalytic converters is specifically designed to work like the original unit that came installed on your vehicle, delivering solid performance and an exact fit. Each and every one of Davico's OE replacement catalytic converters is crafted within strict standards.

Davico Standard Center Catalytic Converter - Traditional Converter, Direct Fit

$354.44 $840.39 You Save $485.95 (58%)
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Availability: In Stock
Only from APW Rewards
  • Brand SKU#: Davico 16217
  • Location: Center
  • Series: Davico Standard
  • Type: Traditional Converter
  • Emissions: 48-State Legal (Cannot Ship to CA or NY)
  • Product Fit: Direct Fit
  • Quantity Sold: Assembly
  • Tube Material: Aluminized Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • Dimensions: 37.25 in. overall length
  • Warranty: 2-year or 25,000-mile Davico limited warranty on catalyst emission properties and 5-year or 50,000-mile limited warranty on tube, shell and welds
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Fits the following 1978 Porsche 928 Submodels

  • 8 Cyl 4.5L | Base
See more

Walker - Semi-Universal Catalytic Converters (48-State Legal - No CA, No NY)

WALKER - SEMI-UNIVERSAL CATALYTIC CONVERTERS (48-STATE LEGAL - NO CA, NO NY)

Walker's semi-universal catalytic converters feature a top-quality stainless steel design with thicker flanges, oxygen sensor fittings, heat-shielded pipes and structural braces for greater durability. Established in 1908, Walker is renowned in the automotive aftermarket for manufacturing a full line of exhaust system parts.

  • Strenuously engineered and evaluated to meet EPA requirements
  • Made with top-quality stainless steel
  • Can be modified to fit your vehicle
  • Equipped with bushings that expand as needed during installation

Notes:

  • Non-CARB compliant/48-state legal - not for sale or use in New York or California; cannot be shipped to New York or California addresses.

Walker Center Catalytic Converter - Traditional Converter, Semi-Universal

Best Seller
$62.36 $152.72 You Save $90.36 (59%)
Add to Cart
Availability: In Stock
Only from APW Rewards
  • Brand SKU#: Walker 15037
  • Location: Center
  • Type: Traditional Converter
  • Emissions: 48-State Legal (Cannot Ship to CA or NY)
  • Product Fit: Semi-Universal
  • Quantity Sold: Sold Individually
  • Tube Material: Stainless Steel
  • Anticipated Ship Out Time: Same day - 1 business day
  • Dimensions: 13.25 in. overall length
  • Warranty: 5-year or 50,000-mile Walker limited warranty
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Fits the following 1978 Porsche 928 Submodels

  • 8 Cyl 4.5L | Base
See more

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