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Genuine Mazda Fuel System Parts

J50320155 - : Engine Intake Manifold Gasket for Mazda Image

Engine Intake Manifold Gasket

Mazda J503-20-155
Shutter Valve.
$2.43
PXEN188G1 - : Oxygen Sensor for Mazda Image

Oxygen Sensor

Mazda PXEN-18-8G1
Air-Fuel Ratio Sensor. CX-90. 2.5l. Upstream. CX-70. 2.5l.
$191.51
MSRP $277.60
Save $86.09
31% Off
L393188G1C - : Oxygen Sensor for Mazda Image

Oxygen Sensor

Mazda L393-18-8G1C
Mazda6. 2.3l. Upper. Manual trans. 2.3L, without turbocharger. Exc.Calif. Air-Fuel Ratio Sensor.
$176.28
MSRP $255.53
Save $79.25
31% Off
TK4842720 - : Tank Strap - Driver's Side (LH) for Mazda Image

Tank Strap - Driver's Side (LH)

Mazda TK48-42-720
Without awd. Driver's Side (LH).
$41.30
MSRP $57.87
Save $16.57
28.6% Off
N80120318 - : Intake Manifold Gasket for Mazda Image

Intake Manifold Gasket

Mazda N801-20-318
3.3L. #3.
$8.96
MSRP $11.27
Save $2.31
20.5% Off
JE9613135 - : Engine Intake Manifold Gasket for Mazda Image

Engine Intake Manifold Gasket

Mazda JE96-13-135
MPV. Manifold to surge tank.
$16.05
MSRP $20.18
Save $4.13
20.5% Off
LFN1188G1A - : Oxygen Sensor for Mazda Image

Oxygen Sensor

Mazda LFN1-18-8G1A
Air-Fuel Ratio Sensor. Miata mx5. Front.
$457.35
MSRP $668.77
Save $211.42
31.6% Off
LF8R188G1A - : Oxygen Sensor for Mazda Image

Oxygen Sensor

Mazda LF8R-18-8G1A
Exc.Calif. Air-Fuel Ratio Sensor. Mazda3. 2.0l. Front. 2.0L without skyactiv, federal.
$189.68
MSRP $274.96
Save $85.28
31% Off
P517188GX - : Oxygen Sensor for Mazda Image

Oxygen Sensor

Mazda P517-18-8GX
Air-Fuel Ratio Sensor. MX-5 Miata. Upstream.
$208.41
MSRP $302.11
Save $93.70
31% Off
LFG1188G1A - : Oxygen Sensor for Mazda Image

Oxygen Sensor

Mazda LFG1-18-8G1A
Air-Fuel Ratio Sensor. Miata mx5. Front.
$264.39
MSRP $383.24
Save $118.85
31% Off
9XF00305X9 - : Throttle Body Bolt for Mazda Image

Throttle Body Bolt

Mazda 9XF0-03-05X9
Without turbocharger, intake manifold and related parts.
$0.77
MSRP $0.97
Save $0.20
20.6% Off
L518188G1A - : Oxygen Sensor for Mazda Image

Oxygen Sensor

Mazda L518-18-8G1A
Air-Fuel Ratio Sensor. Mazda6. 2.7l. Upper. 2.5L.
$118.85
MSRP $172.28
Save $53.43
31% Off

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Your Mazda’s fuel system plays a huge role in overall performance, efficiency, and reliability. Understanding how it works and how to maintain it properly can help you get the most out of every drive.

Everything to Know About Your Mazda's Fuel System

Best Tips on Using Premium Gas for Your Miata

1. Always Check Your Owner’s Manual

Before filling up with premium gas, confirm that your Mazda Miata recommends or requires it for best engine performance.

2. Use Top-Tier Gas Stations

Buying premium gas from reputable brands helps keep your fuel system cleaner and improves long-term reliability.

3. Don’t Mix Premium and Regular Gas

Stick to one fuel grade per fill-up to maintain consistent combustion and engine health.

4. Monitor Fuel Economy Changes

If you notice a drop in fuel efficiency after switching fuels, it might be a sign to switch back or address maintenance needs.

5. Keep Up with Regular Maintenance

Changing important parts like air filters regularly will support cleaner fuel combustion and better mileage.

6. Avoid Overfilling the Tank

Stop filling when the pump clicks off to prevent fuel system damage and improve emissions control.

7. Use Fuel Additives Cautiously

Only use fuel system cleaners approved for your Miata to avoid harming sensitive engine parts.

Take care of your Mazda with genuine parts from Mazda Parts Connect. Order today for exclusive discounts on quality upgrades. Need help picking the right parts? Contact us anytime!