Discover Which Used Cars Are Best Suited for GNV Kits and Ensure Economy, Robustness, and Space for Cylinders. See Models, Prices, and Features That Make a Difference.
The used car market continues to thrive in Brazil, especially among those who drive a lot and need to reduce fuel costs. In this scenario, the GNV kit (Natural Gas Vehicle) emerges as an increasingly attractive alternative, especially for app drivers, taxi drivers, and freelancers.
However, it’s not enough to just install the kit. It’s essential to choose vehicles that offer mechanical robustness, low maintenance costs, and sufficient space to accommodate the cylinder.
The GNV is known for significantly reducing the expense per kilometer driven, but some models adapt better than others. The most recommended are those with reliable engines, accessible maintenance, and generous trunks.
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Additionally, many of them can be found in good condition in the semi-new market at quite competitive prices, which reinforces the appeal for those who need to balance economy and practicality.
Check Out 4 Used Car Models to Install GNV Kits
Renault Logan 1.6 — starting at R$ 19.900
One of the main representatives of this category is the Renault Logan. Launched in 2007, the sedan quickly stood out for its spacious interior, which comfortably accommodates passengers and luggage.
The trunk with 510 liters is sufficient to house the cylinder without compromising daily use.
The 1.6 8V engine is known for being robust and easy to maintain, essential points for those planning to install GNV.

Source: Auto Esporte
On the market, units manufactured between 2010 and 2015 are available starting at R$ 19.900, usually in the Expression and Authentique versions, which include air conditioning, power steering, and front power windows.
For those looking for an affordable, spacious, and reliable sedan, the Logan is a safe choice.
Fiat Grand Siena — starting at R$ 28.900
The Fiat Grand Siena arrived in 2012 with a revamped design and improvements in internal space utilization compared to the Siena.
The trunk with 520 liters is one of the largest in its category, ensuring comfort even after the installation of the cylinder.
Moreover, its 1.4 Fire Evo and 1.6 E.torQ engines have proven resistance and excellent adaptation to GNV.

Source: Auto Papo
A significant difference is found in the Tetrafuel version, launched in 2013, which came factory-ready to run on gasoline, ethanol, and also GNV.
Currently, on Mercado Livre, used models can be found starting at R$ 28.900, especially in the Attractive and Essence versions, which offer basic comfort equipment such as air conditioning, power steering, and audio with USB input.
Chevrolet Spin — starting at R$ 29.900
For those looking for above-average space, the Chevrolet Spin is an interesting alternative.
Launched in 2012, the minivan replaced the Zafira and Meriva, offering up to 710 liters of trunk capacity in the five-seat version. The seven-seat version maintains a respectable 553 liters.

Source: Nova Chevrolet
This feature makes the Spin very practical for installing the GNV cylinder, without compromising passenger or luggage transport.
In the used market, LT and LTZ versions from 2013 and 2014 start at R$ 29.900, equipped with a 1.8 flex engine and manual transmission.
Features include air conditioning, power steering, and a multimedia system with Bluetooth.
App drivers and large families find it an efficient option to combine space and economy.
Honda City 1.5 — starting at R$ 33.900
Another strategic choice among used cars with GNV is the Honda City. Launched in 2009, the sedan stood out for its refined design and the reliability of the 1.5 i-VTEC engine.
This engine not only ensures good performance but also has excellent adaptation to the natural gas system.

Source: Mobi Auto
The trunk with 506 liters ensures practicality and maintains sufficient space even after the installation of the cylinder.
On the market, first-generation units can be found starting at R$ 33.900, especially in the LX and EX versions.
Many buyers prefer the automatic versions, which provide extra comfort in traffic, as well as features like digital air conditioning and an audio system with auxiliary input.
These are the 4 used cars that have a good trunk, ideal for installing GNV kits!

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