TUGA Chemie Insect-Devil® Insect Remover 1000ml

Alkaline Removal of Insect Residues with TUGA Chemie's Insect-Devil

What is Insect-Devil? An alkaline insect remover from TUGA Chemie that chemically breaks down dried insect residues, pollen, and tree blossom dust on paint, glass, and plastic — without mechanical rubbing. Not suitable for resinous tree sap drops, tar spots, or oily road grime.

The Insect-Devil is TUGA Chemie's yellow insect remover and uses an alkaline surfactant system based on potassium hydroxide. The pH value is well over 10 — high enough to break down the protein structures of insect residues, pollen husks, and tree blossom dust within a few minutes. The alkaline surfactants simultaneously dissolve the waxy outer shell of the insects, so that the complete residue rinses off without residue after the exposure time with a microfiber cloth or a water jet. The key is not force, but the time the gel is allowed to sit on the surface.

• Alkaline active ingredient breaks down proteins instead of abrading them. Unlike acidic insect removers or mechanical cleaners, the Insect-Devil works purely chemically. The high pH value denatures the protein in the insect residues — the cell walls collapse, and the material dissolves as a yellowish-brown streak from the paint surface. No rubbing, no risk of micro-scratches on painted surfaces, no shifting of hard shells over the clear coat.
• Safe on paint, glass, plastic, and rubber. The cleaner is approved for all typical exterior surfaces on vehicles: baked enamels, clear-coat new cars, PC headlights, windshields, rubber seals, painted bumpers, and plastic add-on parts. For sensitive surfaces such as matte films or paint protection films, always test on an inconspicuous area and limit the exposure time to a maximum of 2 minutes.
• One liter is enough for 20–30 front ends. Approximately 30–50 ml are sprayed per vehicle on the front bumper, hood, side mirrors, and windshield. The 1-liter bottle thus completely covers a frequent driver's summer season, and the 5-liter canister is sufficient for 100–150 vehicles in workshop use. Because the gel doesn't run off, no product goes unused on the ground.

Practical Tip from Detailing1: Never spray the Insect-Devil on hot paint directly after driving — the active ingredient dries too quickly and leaves dull streaks. Let the vehicle cool down in the shade for 15 minutes, then pre-wet the front end with a coarse stream of water. Only then spray the gel evenly. The light layer of water prevents drying and extends the exposure time to the full 3–5 minutes during which the alkaline reaction takes place.

Pre-treat before washing, not after

The Insect-Devil belongs at the beginning of the washing process, not at the end. As soon as you have rinsed the vehicle, spray the insect remover evenly on all affected areas — front bumper, front edge of the hood, windshield, side mirrors, and the front half of the side windows. The yellow liquid forms a visible film on the surface, showing you exactly where the cleaner is working.

The exposure time is 3 minutes during the season and 5 minutes for dried residues from the previous day. Longer doesn't help, because the alkaline surfactants are saturated after this time — and under no circumstances longer than 10 minutes, otherwise the product will dry and the cleaning will have the opposite effect. During the exposure time, you can pre-treat the rims with Alu-Teufel Spezial, thus cleanly paralleling the work phases.

After exposure, rinse with a strong stream of water — preferably from top to bottom, so that the dissolved dirt does not run over clean areas. For stubborn spots on the side mirrors and at the edges of the hood, use a soft microfiber wash mitt and remove the residues with light pressure. The clear coat remains untouched because the chemical work has already been done. Afterwards, proceed to the main wash with Shampoo-Teufel, which neutralizes alkaline residues and prepares the surface for preservation.

It dissolves insects. Not tree sap and tar.

Fresh insect residues from the summer season — mosquitoes, flies, wasps, bees, smaller beetles — are dissolved by the Insect-Devil in the first pass. Pollen deposits and thick layers of lime blossom dust after a night under a tree also disappear in a single application. This is its core area: fresh to several-day-old protein and plant residues on smooth surfaces.

For baked-on insect residues after a long drive in midsummer and subsequent parking in direct sun, one pass is not always enough — then spray a second layer on the still damp spot after the first rinse and let it work for another 3 minutes. The second attack is almost always successful because the majority of the residues have already broken down and the fresh gel directly reaches the remaining residues.

Where the Insect-Devil reaches its limits: tree sap drops from lime, pine, or spruce are terpene-containing resins and do not react to alkali — these are only dissolved by a solvent-based resin remover. Tar spots from fresh asphalt and oily road grime also do not fall within the working area of alkaline surfactants. For tree sap, a separate product in the garage is worthwhile; tar is removed before polishing with a special tar remover. For everything concerning insects and pollen, the Insect-Devil remains the reference.

An important point regarding material compatibility: The alkaline active ingredient is generally paint-friendly, but can lead to slight discoloration on polished aluminum and with prolonged contact with anodized light metal parts. Chrome and stainless steel remain unaffected. Those who have many aluminum trim parts on the front should work precisely and rinse quickly. For PC headlights, a quick pass is worthwhile, as longer exposure times over 5 minutes can leave dull streaks on some older headlight coatings — test on an inconspicuous area before first use.

The cleaner makes no distinction between insect species — mosquitoes, gnats, flies, and bees all have the same protein-containing cell structure that reacts to alkali. Wasps and large hoverflies with thicker chitin armor are more difficult: there, a double exposure time or a second pass is worthwhile. Fresh residues generally dissolve faster than those dried for several weeks — those who quickly pre-treat their vehicle after every longer journey save a lot of time at the end of the season compared to an emergency application on baked-on infestations.

The right choice for frequent drivers in summer

The Insect-Devil is the right choice for anyone who drives several hundred kilometers of highway or country road per week in summer and regularly struggles with fresh insect infestations. TUGA Chemie produces the cleaner in Germany as part of the Devil line and has kept the formula constant for decades — anyone who worked with the yellow gel in the 2000s gets chemically the same product in the current bottle today.

The 5-liter container is particularly worthwhile for vehicle detailers who process several cars with heavily soiled fronts daily during the peak season between June and September. One canister is sufficient for around 100–150 vehicles and results in a significantly lower price per application than individual bottles. For private users with one vehicle, the 1-liter bottle typically lasts for an entire summer season, even with weekly washing and front pre-treatment.

The Insect-Devil is less suitable for occasional drivers with few kilometers per year, for whom insect infestation is not a recurring issue — there, a universal cleaner like the Devil's Cleaner is usually sufficient. For pure winter drivers or vehicles that are predominantly in urban stop-and-go traffic, the specialized insect remover is oversized. For everyone else — commuters on country roads, frequent travelers, motorhome and motorcycle riders — it is an integral part of summer care.

For the complete front-end workflow, the combination of Insect-Devil as a pre-treatment, main shampoo during washing, and subsequent glass cleaning of the windshield with a streak-free cleaner is recommended — this keeps the field of vision clear and the front still looks presentable even after 500 kilometers on the highway. Motorcyclists benefit doubly: helmet visor and tank fairing are treated with the same product, because both surfaces have the same requirements. The yield for motorcycles is a few sprays per application, which significantly reduces the annual consumption below a liter bottle. Other options for special requirements are shown in the Insect Removers category, but for regular use on fresh to several-day-old insect residues, the yellow gel remains the most obvious choice.