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Deal.ai › MagnaFlow
MagnaFlow
Magnaflow 49070 Direct Fit Catalytic Converter

Magnaflow 49070 Direct Fit Catalytic Converter

Best price now

$843.00at Demonic PerformanceChecked 1 h ago

Compared across 21 stores. Prices are checked against each store and labelled with when.

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Price facts

  • Lowest price today: $843.00 at Demonic Performance (checked Nov 12, 2026).
  • Checked at 21 stores.

Our take on the Magnaflow 49070 Direct Fit Catalytic Converter

The MagnaFlow 49070 is a direct-fit catalytic converter for the 2002–2004 Jeep Grand Cherokee with the 4.7L V8. It bolts on in place of the factory unit with no cutting or welding, and MagnaFlow includes the gaskets and hardware. It is built from stainless steel with mandrel-bent tubing and a single laser-fusion weld to reduce leaks, and it is EPA federal-compliant rather than California CARB-legal. Against universal-fit converters it saves fabrication work; against OEM parts it is a lower-cost replacement that meets federal emissions rules.

Best for2002–2004 Jeep Grand Cherokee 4.7L V8 ownersDrivers replacing a failed or clogged factory converterOwners who want a bolt-on install without weldingFederal-emissions vehicles outside California
Pros
  • Direct fit for the 2002–2004 Grand Cherokee 4.7L
  • No cutting or welding needed
  • Stainless steel construction resists corrosion
  • Gaskets and hardware included
  • Meets EPA federal emissions requirements
  • Interchanges with several OE part numbers
Cons
  • Not California CARB-legal
  • Fits only the 4.7L Grand Cherokee of those years
  • Install still needs proper tools and lift access
  • Not a performance upgrade over stock

Magnaflow 49070 Direct Fit Catalytic Converter prices at every store

  • SNC TuningNew

    In stockReturn policy

    $843.00Checked 1 h ago
    Visit SNC Tuning
  • Demonic PerformanceNew

    In stockReturn policy

    $843.00Checked 1 h ago
    Visit Demonic Performance
  • Titan MotorsportsNew

    In stockReturn policy

    $919.00Checked 1 h ago
    Visit Titan Motorsports
  • AJ-USA, IncNew

    In stockReturn policy

    $919.00Checked 1 h ago
    Visit AJ-USA, Inc
  • AutoTalentNew

    In stockReturn policy

    $919.00Checked 1 h ago
    Visit AutoTalent
  • Meraki AutoworksNew

    In stockReturn policy

    $919.00Checked 1 h ago
    Visit Meraki Autoworks
  • 797 OffroadNew

    In stockReturn policy

    $919.00Checked 1 h ago
    Visit 797 Offroad
  • AutoTalentNew

    In stock

    $919.00Free shippingChecked 1 h ago
    Visit AutoTalent
  • RealTruck.comNew

    In stock

    $919.00Free shippingChecked 1 h ago
    Visit RealTruck.com
  • High Horse PerformanceNew

    In stock

    $919.00Free shippingChecked 1 h ago
    Visit High Horse Performance
  • Parleys Diesel PerformanceNew

    In stock

    $919.00Free shippingChecked 1 h ago
    Visit Parleys Diesel Performance
  • eBayNew

    In stockSold by magnaflow-tuner-store

    $919.00Free shippingChecked 1 h ago
    Visit eBay
  • JM Auto RacingNew

    In stock

    $919.00Free shippingChecked 1 h ago
    Visit JM Auto Racing
  • LMPerformanceNew

    In stock

    $919.00Free shippingChecked 1 h ago
    Visit LMPerformance
  • Custom OffsetsNew

    In stock

    $919.00Free shippingChecked 1 h ago
    Visit Custom Offsets
  • Hellhound PerformanceNew

    In stockReturn policy

    $919.99Checked 1 h ago
    Visit Hellhound Performance
  • Muscle & TrucksNew

    In stockReturn policy

    $919.99Checked 1 h ago
    Visit Muscle & Trucks
  • Drift HQNew

    In stock

    $919.00+ $19.95 shippingChecked 1 h ago
    Visit Drift HQ
  • Lethal PerformanceNew

    In stock

    $1,405.00Checked 1 h ago
    Visit Lethal Performance
  • AutoZoneNew

    Availability unknown

    $919.99+ $4.99 shippingChecked 1 h ago
    Visit AutoZone
  • JEGS High PerformanceNew

    Out of stock

    $919.00Free shippingChecked 1 h ago
    Visit JEGS High Performance

Also available at

  • Drift HQCheck price at Drift HQ
  • Complete Street PerformanceCheck price at Complete Street Performance

Store links may earn us a commission.

Magnaflow 49070 Direct Fit Catalytic Converter price history

Lowest price we've seen: $919.00 on Nov 13 at RealTruck.com. Tracked across 12 stores since Nov 13.

What reviewers say

Owners of the 4.7L Grand Cherokee generally report the 49070 bolts up like the factory part and clears the check engine light. Complaints center on fitment on modified or rusted exhausts and on the federal-only emissions status.

What people mention
  • FitmentPraisedOwners say it mounts like the original on the 4.7L Grand Cherokee.
  • Check engine lightPraisedMany report the P0420 code clears after installation.
  • Emissions legalityCriticisedBuyers note it is federal-only and not California CARB-legal.
  • Build qualityPraisedStainless steel and welds are described as solid and corrosion-resistant.
  • Install difficultyMixedMost manage a bolt-on install, but rusted or aftermarket exhausts make it harder.

About the Magnaflow 49070 Direct Fit Catalytic Converter

This is a MagnaFlow OEM Grade direct-fit catalytic converter for the 2002-2004 Jeep Grand Cherokee 4.7L. It is designed to meet or exceed Federal EPA emissions requirements for OBDII federally registered vehicles. It replicates the original design, flow dynamics and geometry, so it maintains factory performance and fuel efficiency.

The body and tubing are stainless steel. The tubing is 16 gauge 409 stainless, and the welds are 308 stainless MIG welds. The hangers are OE-sized, barbed and made from 410 stainless steel. Mandrel-bent tubing keeps the original shape, and a single laser fusion weld reduces the chance of a leak. The compact, low-mass design improves thermal efficiency.

It installs without cutting or welding, using the proper tools. The design was developed with 3D scanning to fit and function like the original equipment.

Fits
2002-2004 Jeep Grand Cherokee 4.7L
Fit type
Specific fit, direct-fit
OE interchange
5208 0358AA, 5208 0378AB, 5208 0378AC, 5210 1235AA, 5210 1235AB
Series
OEM Grade
Grade
Premium
Material
Stainless steel
Finish
Stainless
Body type
Spun
Tubing
16 gauge 409 stainless steel, mandrel bent
Welds
308 stainless steel MIG welds
Substrate
Ceramic
Hangers
Included, barbed, 410 stainless steel

Questions and answers

Does it fit my Grand Cherokee?
It fits the 2002–2004 Jeep Grand Cherokee with the 4.7L V8. It does not fit the 4.0L six-cylinder or other years.
Is it legal in California?
No. It meets EPA federal emissions requirements but is not CARB-legal, so it cannot be sold or installed in California or other CARB states.
Do I need to weld it?
No. It is a direct-fit unit that bolts to the factory flanges, and gaskets and hardware are included.
Will it turn off my check engine light?
It is designed to restore factory emissions performance, and owners commonly report the P0420 code clearing after install.
What OE part numbers does it replace?
It interchanges with OE parts 5208 0358AA, 5208 0378AB, 5208 0378AC, 5210 1235AA and 5210 1235AB.
What is in the box?
The converter plus the essential gaskets and hardware for installation.
Where is the Magnaflow 49070 Direct Fit Catalytic Converter cheapest?
At Demonic Performance, for $843.00, as of our latest check.
Where can I buy the Magnaflow 49070 Direct Fit Catalytic Converter?
21 stores we checked sell it, including Drift HQ, Hellhound Performance, Titan Motorsports, AJ-USA, Inc, Muscle & Trucks.

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Overall length
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Oxygen sensors
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Air tube
Not adaptable, 0 air tubes
Heat shield
Not attached
Not included
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