Your First 5 Mods: The Beginner's Build Path for the 2022 Dodge Challenger

# Your First 5 Mods: The Beginner's Build Path for the 2022 Dodge Challenger

So you just got your 2022 Dodge Challenger and the stock power isn't quite scratching the itch. Good news: the HEMI platform responds exceptionally well to bolt-on modifications, and you don't need to take apart your engine or spend $10,000 to feel a meaningful difference.

Here's the build path that the Challenger community has converged on as the best first five mods — in the order you should do them.

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Why Order Matters

Mods stack on each other. A cold air intake alone gives you 10 HP. A tune alone gives you 20 HP. A cold air intake plus a tune gives you 35 HP — more than both added separately. Doing things in the right order means each mod you add makes the previous one work harder.

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Mod #1: Cold Air Intake (~$350–$550)

What it does: Pulls cooler, denser air into the engine from outside the engine bay instead of hot underhood air. Denser air = better combustion = more power.

Expected gain: +10–17 HP on the 5.7L R/T, +15–18 HP on the 6.4L Scat Pack, up to +37 HP on the Hellcat with the right setup.

Why it's first: It's the cheapest power-per-dollar improvement on the car and takes 30–45 minutes to install with basic tools. It also sets the stage for gains from the tune you'll do next.

Top picks:

• aFe Momentum GT — dyno-proven, great quality, available for all V8 trims
• JLT Series 2 — excellent mid-range torque focus, very popular in the community
• K&N Typhoon — reliable brand, easy install, good filter longevity
• BBK Cold Air Intake — most budget-friendly, bolt-on simplicity

Tuned or untuned? The intake will work without a tune. But you'll leave significant power on the table. Do the intake first, then tune shortly after.

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Mod #2: ECU Tune (~$400–$700)

What it does: Rewrites the engine's fuel, timing, and throttle management maps. The stock tune is conservative — it's calibrated for 87-octane fuel and generic driving conditions. A performance tune unlocks what the engine actually wants to do.

Expected gain: +20–35 HP on a stock engine, up to +40–50 HP combined with the intake.

Why it's second: Every mod you've added is limited by the stock tune until you change it. The tune is the multiplier that makes everything else work properly.

Options:

• DiabloSport inTune i3 — best beginner option. Plug it in, load a pre-made tune, done. Also unlocks the ability to get a custom mail-in tune.
• HP Tuners MPVI3 — professional-grade tuning software. Best results, but requires a tuner who knows the HEMI platform.

Important: For a cam swap or supercharger, you need a custom tune — pre-loaded tunes from a handheld are not sufficient for forced induction or major engine changes.

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Mod #3: Cat-Back Exhaust (~$800–$1,800)

What it does: Replaces everything from the catalytic converter back — mid-section, muffler, and tips. Reduces exhaust backpressure and gives the HEMI the sound it deserves.

Expected gain: +8–15 HP on its own. Combined with intake and tune, the system is now breathing freely on both ends and gains compound.

Why it's third: Sound is emotional. After you've felt the power gains from the intake and tune, the exhaust transforms the experience — that HEMI V8 rumble and crackle is one of the best sounds in the car world.

Sound character varies dramatically by brand:

• Borla ATAK — loudest, most aggressive. Not for quiet neighborhoods.
• Corsa Xtreme — tech-tuned to be aggressive under throttle, quiet at cruise. Best of both worlds.
• AWE Touring — refined, daily-driver friendly but with clear improvement over stock.
• Flowmaster American Thunder — classic American muscle rumble. Great value.
• Borla Touring — subtle upgrade, maintains a professional sound.

Tip: Listen to YouTube sound clips before buying. Exhaust sound is very personal.

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Mod #4: Throttle Body Upgrade (~$200–$400)

What it does: Replaces the factory throttle body with a larger-diameter unit, allowing more airflow at wide-open throttle.

Expected gain: +8–12 HP. Modest on its own, but meaningful combined with intake, exhaust, and tune.

Why it's fourth: The bigger throttle body is most effective once the rest of the airflow path is already improved. Dropping a 90mm throttle body on a fully stock engine doesn't make much difference — but after intake and exhaust, the engine is ready to use the extra airflow.

Top picks:

• BBK 87mm CNC Ported — most popular, plug-and-play for 5.7L and 6.4L
• aFe Power 90mm — direct fit, great flow characteristics

Note: Check sizing. The 5.7L runs an 80mm stock throttle body. The 6.4L runs an 87mm. Buy accordingly.

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Mod #5: Throttle Response Controller (~$250–$400)

What it does: Eliminates the artificial electronic delay built into the drive-by-wire throttle system. Modern cars use electronic throttle control that deliberately softens throttle response in "normal" mode. A throttle response controller removes that lag.

Expected gain: No HP — but the car feels dramatically more alive. The response to your foot is immediate, not filtered.

Why it's fifth: It's not about power, it's about feel. After you've added real power with the first four mods, this makes the delivery of that power feel instant and exciting. It's transformative for daily driving.

Top picks:

• Pedal Commander — most popular, 36 sensitivity levels, plug-and-play OBD connector
• Banks PedalMonster — has a safety reverse-throttle feature the others lack

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What Does This Cost?

| Mod | Cost Range | HP Gain |

|---|---|---|

| Cold Air Intake | $350–$550 | +10–17 HP |

| ECU Tune | $400–$700 | +20–35 HP (combined with intake) |

| Cat-Back Exhaust | $800–$1,800 | +8–15 HP |

| Throttle Body | $200–$400 | +8–12 HP |

| Throttle Response Controller | $250–$400 | Throttle feel |

| Total | ~$2,000–$3,850 | +40–60 HP |

These five mods together transform the Challenger from a capable muscle car into something genuinely exciting — more responsive, louder, faster, and still completely streetable. This is Stage 1 done right.

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What Comes Next?

Ready for more? Stage 2 builds on this foundation with headers, lowering springs, and brake upgrades. Stage 3 ventures into camshaft swaps or supercharger territory. Use the CarModPlanner build tool to plan your path and see exactly what each mod adds.